Science - Astronomy

Science - Astronomy - Amateur

Stargazing Network - Provides free Web-page hosting for amateur astronomers.
The Dublin Night Sky Observer - Pages are aimed at amateur astronomers and space buffs.
ADC for Amateur Astronomers - Astronomical Data Center at NASA Goddard Space Flight Center. Page for amateur astronomers offers information on using ADC resources and links to selected external resources.
Bad Astronomy - Devoted to debunking myths and misconceptions in Astronomy.
FinderScope - Amateur astronomer's guide to learning the sky.
The Astro Pages - Astronomy and space news, links, articles, photos, tutorials, telescope making, polls, screensavers, and discussion groups for the amateur.
The Silicon Sky - Site dedicated to the amateur astronomer. Online resources, including a live feed from NASA's news database; essays on solar observing, extrasolar planets, and interplanetary travel.
Cosmic Voyage - Site offers information for amateur astronomers at every level.
StarLore - Deep Sky and Constellation Guide - An amateur astronomy site detailing the stars, constellations, star clusters, nebulae and galaxies visible in the night sky. Includes photographs, star maps, monthly indexes and a sky diary.
Galaxies.com - Contains a gallery of photographs and CCD images, message center, greeting cards, calendars of events in the sky, and lots of other astronomical information.
Amateur Astronomy in Malaysia. - Site devoted to amateur astronomers in Malaysia.
Cherry Springs State Park - Stargazer's Paradise - Information on stargazing at Cherry Springs State Park in Pennsylvania, one of the darkest sky sites in the eastern United States.
Eagle's Eye on the Sky - Monthly guide to what's up in the sky, from a British perspective.
See View Observatory - Astronomical images, projects for amateur telescope makers, information for beginners, and articles of general scientific interest.
Astronomical Calculations - Calculations including coordinate conversion, position and circumstances of the Moon; positions of the planets.
Summer Stargazing - Night Sky in the Northern Hemisphere - An article on stargazing written by Philip Harrington.
Amateur Astronomer's Notes - Information about various astronomical events; open research projects and photo gallery are available.
Aurora over Washington State - Pictures of the Northern Lights over Washington State in August 2000.
Sundial in Isan - Sundial in Isan in Northeastern Thailand and ancient Khmer orientation of temples, a comparative study in solar and lunar orientation.
The Edge of Nowhere - Astronomy information for any astronomer, including interactive pictures, descriptions, and an online store for purchasing pictures featured on this site.
Rogue Astronomers - A site dedicated to sidewalk astronomy from downtown Mill Valley, California.
The Salopian Web - A comprehensive site for all interested in Astronomy. Monthly observing notes, sky charts, glossary, and lots of links.
Astronomy Boy - Resources and tutorials for amateur astronomers.
Amateur Astronomers Anonymous - Site created by an amateur for amateurs. Contains observation reports, photos, and allows visitors to submit reports, photos, websites, and tips on Astronomy.
BBC Space - Amateur Astronomy - BBC Onlines essential guide to amateur astronomy.
Carolina Sky - Site devoted to amateur astronomy from North Carolina.
How To Learn Astronomy - Information on how to get started in Astronomy as a hobby.
The Astrogirl Homepage - Includes a discussion group, current lunar phases, a range of observing tips, astrophotography tips, reviews of computer programs, glossary of terms and links.
C-8 Astronomy - Amatuer astronomy using a orange tube C-8. Incuded in this site are astrophotos I've attempted to take through the telescope. Also there are some sketches of deep sky objects I have done.
Paul's Astro-Links - Links for the amateaur astronomer.
Astroweb UK - Includes a monthly UK star map; astrophotographs; solar system data and pictures; images from the hubble space telescope, and astronomy news.
Cambridgeport Observatory - Includes information on the facility, observer, images, a glossary, and links.
Curious About Astronomy?: Ask an Astronomer - Question and answer archive including information on the solar system, the universe, SETI, observational astronomy, careers and history. Offers the user a chance to have their question answered.
The Astronomy Cafe - Includes over 3000 astronomy FAQs, details of the associated book and CD-ROM, a careers guide, and astronomy articles and essays.
Elsbury Observatory - Includes astrovideo, CCD and Film imaging of various astronomical objects.
Amateur Astronomy homepage of Len Benschop - Astronomy images, tips and tricks by an amateur astronomer.
Backyard Astronomy - Supplement to the book. Contains updates to the book, product reviews and recommendations.
Astroscopic Laboratories - Offers reviews, articles and astrophotography.
The Astro-Nuts Homepage - Help for astronomy beginners. Written in easy to understand beginner's language. Telescope basics with tips on selecting and using scopes, viewing tips, monthly picks, astro-links, etc.
Frequently Asked Questions for sci.astro [Astronomy] - sci.astro is a newsgroup devoted to the discussion of the science of astronomy. Its content ranges from the Earth to the farthest reaches of the Universe. This document (the FAQ) summarizes answers to frequently asked questions in the newsgroup.
Telescope Buying Tips - The number one rule about buying telescopes: Don't buy from a department store! Want some more information?
Beginning Urban Skywatching - An introduction to the urban night sky, what to see and how to see it. Very large, single web page.
Small Telescope Astronomy For Beginners - Help for beginners in backyard astronomy who own a small telescope or binoculars
Backyard Stargazing 101 - Simple guide to the night sky. Updated monthly sections on the Moon, Planets and Stars.
Dark Sky Amateurs - For amateur astronomers, how to get started, month-to-month observations.
Purchasing Amateur Telescopes - FAQ from Perkins Observatory.
The Heretic's Guide to Buying a Telescope - A guide to first-time telescope buyers, with a detailed FAQ, suggested scopes, vendors, books and other resources.
Buying Your First Telescope - by Thomas Bemus, Public Education Director -- The Martz Observatory - Frewsburg, NY.
What Kind of Telescope Should I Buy? - Advice on how to choose the right telescope for you.
Astronomy.com: For Beginners - Offers basic and essential astronomy information, including product guides on telescopes and binoculars, buying guides to purchase the right telescope, observing tips, glossary, and astronomy FAQ.
Your First Steps in Astronomy - How to get started in amateur astronomy. By the editors of Sky & Telescope magazine.
Absolute Beginners' Astronomy Page - Site created by an intermediate observer; contains some of the basics and encourages you to go learn more on your own.
Amateur Astronomy - Information provided by Dave Scherping of the Prairie Astronomy Club in Nebraska.
Where Amateur Astronomy Resides - an article by the Prairie Astronomy Club.
Welcome to Basic Astronomy - A nice introduction to all facets of basic astronomy. Many pages of introductory articles and pictures.
Starting Out in Astronomy - Articles on getting started, choosing a telescope and choosing binoculars.
The Constellation Home Page - Listing of constellations by season with a range of interesting objects to see, ranging from easy to challenging.
Amateur Astronomy Net - Information for the beginning backyard stargazer. Contains informative articles, book reviews, advice on how to choose and use telescopes, message forum, and other features.
Starting Right in Astronomy - A list of references, resources and links for getting started in the hobby of astronomy.
Astronomical League Urban Club - The Astronomical League offers a wide range of observing programs for amateurs. This program features the brightest objects in the heavens and is a great reference of beginner's targets.
Welcome to Astronomy - Astronomical Society of South Australia offers an introduction to astronomy. The entire article is also available as a [pdf] file.
The Night Sky - A comprehensive guide for the beginning amateur astronomer; links and resoureces available, including printable sky charts and free astronomy software.
Telescopes types - Telescopes information on different types of telescopes. Refractors reflectors, achromatic, apochromatic & Dobsonian.
Astronomy Today - Telescope Buyers' FAQ - Guide to buying a telescope for amateur astronomy.
Astro Imaging in the Backyard - Contains information on how to produce images with low-cost equipment and a little bit of luck.
The DDAS Astronomical Dictionary - Glossary of astronomical terms, aimed at beginners.
The Little Dipper Astronomy Page - Includes information on constellations, planets, meteors, comets, eclipses, and viewing techniques.
Observational Astronomy - Offers information on observing with the unaided eye, binoculars, telescopes. Plus astroimaging, images and sky events.
The ATM Page - A resource for amateur telescope making, including full telescope plans, links to other resources, and specifics of construction.
Mike's Home Planet - Amateur astronomy, telescope making, CB 245 CCD camera, astro imaging with a quickcam, and wide angle astrophotography.
Mel Bartels' Home Page - ATM and links
Motorize Your Telescope - A detailed plan for motorizing a Dobsonian mount telescope.
An Amateur Telescope Maker's Projects - How-to's and information about various telescope designs.
Official home of Tex - Popular, free, mirror testing software.
Weird Telescopes - Features several unique solutions for telescope issues.
Dan Bakken and Hercules - The builder of the world's largest portable amateur telescope, Hercules, presents this 41.2" Newtonian reflector. The site has many pictures of the scope and its construction.
home-dome.com - Homemade fully powered dome and 8 inch Newtonian telescope. Pictures animated gifs and maps. UFO photographs, stellar, planetary, and lunar pictures.
100% Do-it-yourself Astronomical Site - Telescope making, night sky photography, astronomical experiments, electronics for astronomy.
Mike Stebbins Home Page - Information on Mike Stebbins big (.5 meter +) Dobsonian telescope.
Copernicus Kintaro Observatory - This is an amateur observatory that has undergone many changes (which are catalogued on the web page). The observatory specializes in the Dog Star!
Motorized 5" Telescope - A small newtonian telescope is constructed. Mel Bartels system used for computer control.
MODAS - Modern Optical Design and Analysis Software - Tools for most types of amateur telescopes.
I and my Telescope - Amateur telescope making, mirror grinding.
Poor Meadow Dyke Observatory - Details of the creation and use of an amateur observatory and on the creation of several other telescopes.
Mirror Making and other Activities by Laurie Hall - Telescope mirror making testing equipment.
The ATM's Workshop - Areas covered include optics, woodworking, metalworking, electronics, programming, and telescope equipment.
The Newtonian Pages - Understanding, designing and optimizing Newtonian telescopes.
Ronchi for Windows ATM Software - This site is the home page for Ronchi for Windows, a software simulation program for Amateur Telescope Makers. Use RonWin to simulate the Ronchi Test on your PC.
Plans For Building A Dobsonian Telescope - The San Francisco Sidewalk Astronomers bring you complete plans for building a Dobsonian telescope.
Littlebear Observatory - some information (with pictures) on the construction of the observatory.
Jan van Gastel's astronomy pages - This site contains information about building an equatorial platform, a scotch mount and a binocular mount. There is also information about how to let a dobsonian telescope move smoothly.
Northern Lights Optics - Specializing in optical design services for amateur telescope makers and providing custom high-performance optical tube assemblies for amateur astronomers.
A 27 pound travel scope - Designed around a 13.1" f/4.5 mirror and the desire to get it inside a suitcase that meets the requirements for carry-on luggage of most airlines so that no part of the scope would have to be checked.
Telescope Making - Information, construction guides, products and services for making your own telescope.
Astronomy and Telescope Making - Amateur astronomy and telescope making including do-it-yourself projects and observing techniques and records. Also a short guide to protein structure, and some other personal interest stuff.
Telescope making 1997 - 2000 - A personal account of making a 10 inch Newtonian telescope.
Bill's 14.5 inch Telescope Making Project - Description of a homebuilt 14.5 inch telescope (including the mirror)
Telescope Making - Details of projects undertaken by a group of amateur mirror grinders.
Stellafane ATM Pages - A complete primer for new amateur telescope makers and introduction to the art.
Amateur Telescope Maker's (ATM) Archives - Archive of a mailing list forum with the aim of dissiminating knowledge of ATM-ing.
Attractions NWOklahoma-Star Map - Attractions NWOklahoma-State Park-Salt Plains Lake 32,000 acres no tree obstructions on salt flats-low light level-maps-http://www.cherpub.com
Mike's Telescope Workshop - Photos and descriptions of binocular stand, several telescopes and a solar camera.
AstroDesigns Site - Accessory designs and information to enhance the use of Meade LX200s, Dobsonian reflectors, and other telescopes plus star charts for computerized telescopes.
Building the Club Telescope - an article by Dave Scherping of the Prairie Astronomy Club.
Got Grit? - Telescope mirror making supplies. Grit, pitch, dental stone, grit kits and complete grinding kits with pre-cut tile mats.
Dave's ATM Page - Offers information on how to add electronics to your telescopes.
Building a 6" f7.6 dobsonian telescope - A step by step overview of mirror making and Dobsonian telescope construction.
Dobsonian Evolution - A links page with images and short descriptions of compact, ultralight, and motorized Dobsonian telescopes.
Dobsonian telescope construction - How I built a Dobsonian telescope,Astrophotography with film and CCD cameras.
Thoughts on Building a Dobsonian - The experiences on an amateur telescope builder.
Building a 22" Telescope - Featured is an amateur telescope maker's project telescope along with both construction and use commentary.
Reagan's Equatorial Platform Dob Tracker - Information about stepper driven platform for dobsonian telescopes. Shows construction ideas and links to build a basic platform.
ATMOS - [commercial, demo available - Windows] Amateur Telescope Maker optical design and analysis software. It is a program for designing and analyzing about thirty telescope configurations. Atmos is easy to use and comes at a very affordable price.
Cell - [freeware - DOS] A floatation mirror cell design program for reflecting telescopes.
Aberrator - [freeware - Windows] Generates star-testing images to show all the common telescope defects (astigmatism, coma, pinch, tube-currents etc). You can specify the charateristics of your scope (diameter, obstruction, spider). You can simulate the effect of your scope on planets (load your own images) and double stars. After simulation you can have a look at the Point-Spread-Function and the Modulation Transfer function.
StarTrak - Making Setting Circles - [freeware - Windows] Programs that plot setting circles on your PC's printer.
ATM's Fun with Java & Java Script - Provides several JAVA applets designed to assist amateur astronomers and telescope constructers.
Jonathan's Space Report - The JSR describes all space launches, including piloted missions and automated satellites. Updated about once a week; available by email or at Web site.
International Space Station Visibility - NASA's visibility forecasts and orbital data for the ISS.
Heavens Above Satellite Predictions - What satellites can I see tonight? Point your browser here and find out when ISS, Mir, and all the rest are coming your way. Iridium flares, too. No tracking software required, just enter your location and get a custom tracking page that you can bookmark and refer to any time.
Visual Satellite Observation in Maryland - Information on bright, easily observed satellite passes for the Maryland/DC area. Sections on NASA TV Webcasts and the International Space Station.
Ersatz Stars - Guide to observing artificial satellites: news, observing, links, special coverage for North Florida.
Falcon's Nest Space Page - Personal notes from a satellite tracking enthusiast.
Orbitessera - Download Keplerian elements and satellite tracking data. Provides orbital and frequency information for the Space Shuttle, ISS, Mir, weather satellites, and amateur radio satellites.
Mike McCants' Satellite Tracking Web Pages - Visual satellite tracking two-line elements and software, with predictions for the Austin, TX area.
ON1DHT's Satellites and Radioamateurs in Space - Guide to observing satellites. Also includes information on satellite communication.
Visual Satellite Observer - A detailed, interesting, useful collection of information for anyone who wants to view satellites in orbit.
Iridium Flares - The new Iridium satellites are good for more than just telephones. They flash brighter than Venus for just a few seconds when the Sun reflects off their antenna panels.
Tiger Maps - You can track most satellites without your exact latitude and longitude: At Heavens Above you can just enter your city or town and get good results. But if you want to observe Iridium flares, you need to pinpoint your location. U.S. observers can use the Tiger map service to find their exact latitude and longitude.
Pictures of ISS from Earth - Collection of video footage of the International Space Station taken with an amateur computer controlled telescope. Also includes Astrophotography and Remote imaging sections.
SoCal Sky Lights - Guide to observating rocket launches, satellite and space shuttle overflights, and meteor showers for Southern California.
UHF SATCOM Monitoring - Information about monitoring military satellite, LEASAT 5 - UHF SATCOM, including a communications archive.
Dave Ransom Software - Home of STSPLUS, the satellite tracking software used at control centers, astronaut training facilities, and on the Mir space station. Plus a ton of good space links.
NORAD Two-Line Element Sets - Orbital data for any satellite tracking program, updated regularly by CelesTrak.
AcuSat - [commercial, demo available - Win95/98/2000] Satellite dish aiming software - Calculate azimuth and elevation coordinates for satellite dish positioning.
TrackingSat 2000 - [commercial, demo available - Win95] A TVRO Satellite Tracking Program. Provides technical calculation that you will need to install your TVRO antenna and align it with the satellites in orbit.
Satellite Tool Kit - Full featured commercial satellite tracking software with FREE licenses for non-commercial use! Windows 9x/NT/2K/ME/ETC, Linux, SGI, Solaris and HP/UX clients available. Excellent support staff. [Ed. note: As of version 4.3 (April 2002) they converted to free distribution on CD only, the software is no longer available on line. I received my CD one week after ordering it.]
Satellite Tracking Software - An extensive list of satellite tracking programs and related astronomy programs for IBM, Macintosh, Unix, Amiga, and Archimedes systems.
PocketSat - Satellite Tracking Software for the PalmOS platform by Emm Graphics. Inexpensive shareware, and well worth it for the portability. Limited demo (5 satellites max) available for download.
Gnome Predict - Real time satellite tracking and orbit prediction program for Linux. Both source code and precompiled binaries available free.
Sebastian's Home Page - Information on spaceflight topics; offers his visual satellite tracking program for Windows with screenshot.
Nova for Windows - tracks an unlimited number of Earth-orbiting satellites in real time. It is fast, accurate, and easy to use. Nova displays satellite positions on realistic full-color maps.
Amateur Stellar Spectroscopy - Stellar spectroscopy with objective prism and CCD camera. Photos, text and periodical resources on amateur spectroscopy in general.
Mais Observatory - CCD imaging and spectroscopy.
Oak Mountain Observatory
Worcester Park Observatory - Maurice Gavin's private observatory with 30cm Meade LX200 and various spectroscopes including the SBIG spectrometer.
Forum for Amateur AstroSpectroscopy
Spectrashift.com - The world's only extrasolar planet search project led by amateur astronomers using spectroscopy and radial velocity methods.
BinoSky - Best Bets for Stargazing with Binoculars - A guide to astronomy with binoculars, concentrating on objects which will be visible and enjoyable for the average person from a typical light-polluted location.
Clear Skies...Two Eyes: A Resource for Binocular Astronomy - Site devoted to binocular astronomy as a relatively low-cost and mobile form of amateur astronomy.
7 by 35 - Astronomy with Binoculars - Site for binocular astronomers by a binocular astronomer with a historical and philosophical perspective.
Handbook of Binocular Astronomy - A guide to deep-sky objects visible with binoculars. Every constellation is included, as are many objects never before featured in amateur guides.
Binocular and Telescope Astronomy - Articles from Sky & Telescope magazine.
Sirius Astronomy Association - Includes comprehensive details of the news, activities and history of the Algerian association based in Constantine.
Association of Christian Astronomers International - An Internet-based hub for Christian astronomers, both professional and amateur. Offers free membership.
The Criterion DYNASCOPE Group - Non-profit affiliation of enthusiasts devoted to restoring and recommissioning classic Newtonian telescopes.
Galaxies Astronomy Club - An online community for beginning and veteran astronomy enthusiasts alike to learn more about telescopes, cosmology and astronomy. Delphi membership required.
Heavens Above astronomy forum - Forum for those interested in astronomy especially satellites.
NexStar 50 Club - An observing club for NexStar telescope owners - granting certificates and admission for those viewing 40 of the 50 objects on the Club's NexStar 50 List.
The Dynascope Group - Enthusiasts dedicated to remembering, restoring and recommissioning classic Criterion telescopes.
Aharlac's On-line Astronomy Club - Contains members area, newsletter, planets, black holes, and charts.
Club Search on FinderScope.com - A searchable directory of local astronomical societies, organizations and clubs, primarily in the U.S. Includes contact information.
Western Observer's Website - Contains events, links, and access to the webring highlight resources for the amateur astronomer in the eleven Western United States.
Bert's Astronomy - List of astronomy groups in the State of Maine.
Associazione Provinciale Astrofili Novaresi (APAN) - Site includes a sky atlas, images of galaxies and globular clusters, self-made software for guiding telescopes, and information about proceedings and conferences. Site is in both Italian and English.
Amateur Astronomers of Luxembourg - Astronomy news, links, eclipses and gallery.
The Astronomical Society of Malta - Information on the activities and publications of this group.
Dutch Occultation Association - Promotes observations of celestial occultation phenomena in the Netherlands.
Romanian Society for Meteors and Astronomy (SARM) - Includes astrophotographs, information about astronomical events, news, a mailing list, joining information and an observing handbook.
Astronomy Ireland - Details of the Irish national association including details of upcoming events, sky and space news, telescope reviews, software, links and information about the club's products.
Cyprus Astronomy Society - Java applets of the solar system and the moon's current phase; comprehensive illustrated information about the planets, comets, nebulae, meteors and other phenomenon; monthly night-sky data; links; a forum; latest club and general news, and membership information.
La Cañada Observatory - A few CCD images, info on observing, and equipment.
Abingdon Astronomical Society (AAS) - Promotes public interest in astronomy in southern and western Oxfordshire and surrounding areas through a varied programme of meetings and observing evenings throughout most of the year.
Association of Falkirk Astronomers - Includes the history of and general information about the society (located in Scotland), notice board, list of upcoming events, archive of newsletters, "The Sky This Month", meeting information, astrophotographs, astronomical glossary, and links.
Bedford Astronomical Society (BAS) - Amateur U.K. astronomical society formed in 1987; monthly meetings.
Brighton and Hove Astronomical Society (BHAS) - Holds monthly meetings on all aspects of astronomy. The Society has an observatory with the latest telescope and CCD camera.
Coventry & Warwickshire Astronomical Society - Amateur astronomical society in the U.K.
Croydon Astronomical Society (UK) - Introduction to the society which covers South London, Surrey, North Sussex and West Kent; as well as a lecture programme, local light-pollution information and weather forecasts, club news, links, and information about the observatory which is open to the public.
Doncaster Astronomical Society - Local group in Doncaster, England, UK. Contact information, a meetings programme, latest night-sky data, FAQ's on astronomy and information about historical figures.
Exeter Astronomical Society (EAS) - Amateur group in the United Kingdom. Caters to enthusiasts of all ages and abilities.
Glasgow University "Astrosoc" - Information on upcoming and previous events, a list of board members, a guestbook and links for the students' astronmical society.
Horsham Astronomy Group - Group of amateur astronomers in Horsham, West Sussex, in the United Kingdom.
Preston and District Astronomical Society - Amateur astronomy society in Preston, Lancashire, U.K.
South Downs Astronomical Society - General information about the club based in Chichester; as well as club news, links, upcoming astronomical occurrences and dark-sky information.
South East Essex Astronomy Society - Observation notes for the month ahead and observing suggestions for deep-sky objects month by month.
Stratford-upon-Avon Astronomical Society - Contact information, a large astrophotographic gallery, information about telescopes, articles, newsletters, a mailing list, a schedule of events and a quiz. Also includes lists of books, software and links about astronomy.
Wessex Astronomical Society - General information about the club based in Wimborne, Dorset; as well as a location map, the forthcoming program, links and field-site information.
West Cornwall Astronomical Society (WCAS) - The mission of this amateur U.K. astronomical society is to advance the education of the public in the science of Astronomy.
Wycombe Astronomical Society - Society and general astronomical news and articles; a history of the club; a meetings timetable; information on the society's observatory; a location map; the latest club journal; a sky calendar; up-to-date lunar, cometary and planetary data; a web forum; astrophotographs, and links.
East Antrim Astronomical Society - Information about upcoming and past club meetings and astronomical occurences; contact details; a web forum; pictures of members; astrophotographs, and links.
The Isle of Man Astronomical Society - Open to anyone on the Isle Of Man who wishes to know more about the wonders of the night sky.
Hebden Bridge Astronoical Society - A history of the society, information about meetings, a calendar of events, members' photo galleries, contact details, items for sale, an online magazine [PDF] and links.
Night Sky Observer - Viewing the night sky from Dublin, Ireland, with extensive resources on the Moon and astronomy.
Aberdeen and District Astronomical Society (ADAS) - A small, friendly amateur astronomy group in the U.K. Meets every fortnight for observing sessions; also coordinates visits to planetaria and observatories.
Sheffield Astronomical Society - Amateur society which serves the Sheffield and South Yorkshire area. Includes members' images, a meetings and events calendar, pictures of the committee, and society news.
South Somerset Astronomical Society - Open to anyone interested in astronomy or space flight regardless of age or experience. We seek to encourage a popular interest in astronomy.
The Roseland Observatory. Astronomy at the heart of Cornwall - Contains information on the study of astronomy and related subjects for the benefit of its members and the general public.
Astronomy For Beginners - Newbury Amateur Astronomical Society Beginners Section. Contains articles, and monthly guide to the night sky.
North East Noctilucent Cloud Observers Group - Offers news, technical details, observers, and references.
Llandrillo College And Coastal Astronomy Society - Gives background information; contact details; astronomical and other photographs, and upcoming events for the society in North Wales.
Eastbourne Astronomical Society - Details of upcoming and past meetings and events, a newsletter, contact details and links.
Barrie Astronomy Club - Observes from either Tiny Marsh or Copeland Forest. Club is based in Barrie, Ontario.
Belleville Astronomy Club - General information, interview transcripts, telescope and observing advice, upcoming events, observing reports, astrophotographs, a forum and links for the club in Belleville, Ontario.
The Durham Region Astronomical Association (DRAA) - Uses literature, online media and community postings to relay current astronomical issues, also organizes and supports astronomical activities. Based in Ontario, Canada. Members are primarily amateur astronomers.
Stratford Astronomy Group - Perth County area can get together to share aspects of astronomy, photos, and dicoveries. Contains calendar, chat room, newsletter, and weather forecasts.
Stockton Astronomical Society - Based in Stockton, CA meets on the second Thursday of the month. Benefits include monthly astronomy newsletter, star parties, and amateur telescope making.
Hamilton Amateur Astronomers - Amateur astronomy club in Dundas, Ontario.
The Sudbury Astronomy Club - Provides resources to amateur astronomers in the Sudbury Ontario area, including a calendar of events as well as the Skyline Newsletter, a free astronomy newsletter, published twice monthly.
Timmins Astronomy Club (TAC) - Amateur astronomy club in Timmins Ontario. Provides club news, online observation journals, discussion forums and astronomy news.
Bruce County Astronomical Society - Club news, monthly meetings and various resources for residents of Bruce County.
The North Bay Astronomy Club - Monthly meetings, community star parties, public education, and recreational star gazing for all residents interested in astronomy.
Ottawa Valley Astronomy & Observers Group (OAOG) - Informal, bilingual observers group in Ottawa Ontario. Calendar of events and club news.
North York Astronomical Association - Small, informal club which has regular monthly meetings and stargazing outings.
Winnipeg Centre Royal Astronomical Society of Canada (RASC) - Monthly meetings, observing sessions and special events. Members can access the Glenlea Observatory, loaner telescopes and the Centre Library.
Regina Centre - Royal Astronomical Society of Canada - Monthly public meetings and access to the Kalium Observatory located at the Saskatchewan Science Centre. Members can also access club telescopes.
Lethbridge Astronomy Society - The Lethbridge Astronomy Society comprises individuals from all walks of life who share an interest in astronomy and space science. The main activity of the Society is to serve as an astronomy resource for the community of Lethbridge and environs.
Fraser Valley Astronomers Society - A dedicated and active astronomy club in British Columbia, which prides itself on education, telescope making, mirror making and preserving the night sky.
Elliot Lake Astronomy Club - Club star parties and regular monthly meetings. Located north of Lake Huron in Ontario, Canada.
Astronomical Society of Rowan County (ASRC) - Non-profit educational organization in Salisbury, North Carolina.
Amateur Astronomers Association of Pittsburgh - Information about the club's members, functions, and monthly event calendar. Located in Pennsylvania.
Amateur Astronomers Association of Princeton (AAAP) - New Jersey astronomy club involved with all aspects of astronomy. Two active observatories. Monthly meetings at Princeton University.
American Association of Amateur Astronomers (AAAA) - News, events, publication discounts for members, CCD image gallery, links to members' astronomy sites. The AAAA is based in Dallas, Texas.
Amherst Astronomy Association - Conducts free astronomy programs open to the public. Located in Amherst, Massachusetts.
Astronomical Society of Northern New England (ASNNE) - The club and its observatory are located in Kennebunk, Maine.
Huachuca Astronomy Club - Lives under the dark skies of Southeastern Arizona. Provides information on all aspects of astronomy.
Auburn Astronomical Society - An astronomy club for anyone interested in astronomy, from beginner to professional. Located in Auburn, Alabama.
Austin Astronomical Society (AAS) - A non-profit organization for anyone interested in astronomy or space sciences. Located in Austin, Texas.
Battle Point Astronomical Association (BPAA) - Non-profit association which provides public outreach and educational events, and which constructed and operates the Edwin E. Ritchie Observatory on Bainbrdidge Island, Washington.
Birmingham Astronomical Society - Membership details, viewing sites, resources and articles, beginner tips, events and activities, and trading post. Located in the Birmingham, Alabama, area.
Bucks-Mont Astronomical Association (BMAA) - Holds monthly meetings and hosts public StarWatches, StarParties, and an annual StarFest weekend event at a dark-sky location. Based in Southeastern Pennsylvania.
Buffalo Astronomical Association (BAA) - Holds monthly meetings; maintains the Beaver Meadow Observatory in Buffalo, New York.
Cedar Amateur Astronomers - A large, family-oriented club of amateur astronomers in and around Cedar Rapids, Iowa.
Colorado Springs Astronomical Society (CSAS) - Currently has over 100 members; site provides information about membership, meetings and events.
Catskills Astronomy Club - Amateur astronomy club located in Sullivan County, New York State.
Central Arkansas Astronomical Society (CAAS) - Located on seven acres northwest of Little Rock, Arkansas. Members range from novice to skilled observers.
Central Washington University Astronomy Club - Information about membership, meetings and observing.
Cuyahoga Astronomical Association (CAA) - A nonprofit organization for amateur astronomers that has a permanent observatory facility. Site details association activities, news, and membership information. Based in North Olmsted, Ohio.
The Delaware Valley Amateur Astronomers (DVAA) - Meetings usually are held at the Schuylkill Center for Environmental Education (SCEE) in Philadelphia, Pennsylvania.
Fort Wayne Astronomical Society (FWAS) - Amateur astronomy club in Fort Wayne, Indiana.
Escambia Amateur Astronomers' Association (EAAA) - A non-profit educational organization in Pensacola, Florida. Serves the Florida panhandle and southern Georgia.
Galileo Society - Amateur astronomers in the western portion of Maine.
Kentwood Amateur Astronomy League (KAAL) - Dedicated to helping people advance their knowledge of astronomy. Located in the suburbs of Grand Rapids, Michigan.
Madison Astronomical Society - A non-profit educational organization promoting astronomy and the allied physical sciences. Located in Madison, Wisconsin.
Kalamazoo Astronomical Society (KAS) - Open to anyone interested in astronomy. Located in Kalamazoo, Michigan.
Peninsula Astronomical Society - A group of over 200 San Francisco bay-area astronomy enthusiasts of all ages and backgrounds.
Los Angeles Valley College Astronomy Club - Information about club meetings, lectures, star parties and planetarium shows.
Southern Tier Astronomy Recreation Society - Promotes stargazing, educates about light pollution. Offers public star parties, workshops and astronomy classes.
Mobile Astronomical Society (MAS) - Viewing under Dixie skies. Amateur group in Mobile, Alabama.
The National Deep-Sky Observers Society (NDSOS) - Dedicated to serving amateur deep-sky observers. Located in Louisville, Kentucky.
North Jersey Astronomical Group (NJAG) - Club is located in Clifton, New Jersey. Meetings are held at Montclair State Univserity.
Northeast Florida Astronomical Society (NEFAS) - Serves amateur astronomers from Jacksonville, the Beaches, Orange Park, and Nassau County, Florida.
Northern Colorado Astronomical Society - Club located in Fort Collins, Colorado.
Northern Cross Science Foundation - A non-profit organization registered with the State of Wisconsin. Promotes astronomy and related sciences and fosters public education in these fields.
Northern Sky Astronomical Society - An amateur astronomy club based in Grand Forks, North Dakota.
The Northern Virginia Astronomy Club (NOVAC) - Strives to be a friendly club with a focus on observing. Located in Northern Virginia, near Washington D.C.
Ohio Valley Astronomical Society - An amateur astronomy organization dedicated to promoting astronomy. Based in Huntington, West Virginia.
Peoria Astronomical Society - Astronomical society which maintains materials on constellations, planet orbits, tips for beginners and information on current astronomical events. Located in Peoria, Illinois.
Riverside Astronomical Society - Bringing the joys of astronomy to the public in and around Riverside, California. Star parties, monthly meetings, public outreach, telescope making and other activities.
San Diego Astronomy Association (SDAA) - Describes the group's activities, including public star parties at the Tierra Del Sol observatories in California.
Rainwater Astronomical Association (RAA) - An amateur astronomical organization in French Camp, Mississippi.
Roper Mountain Astronomers - Club at Roper Mountain Science Center, home to a 23-inch Alvin Clark refractor telescope, in Greenville, South Carolina.
Saguaro Astronomy Club (SAC) - An astronomy club serving the Metro Phoenix area in Arizona. Instigators of the All-Arizona Messier Marathon and Sentinel Star Gaze.
San Antonio Astronomical Association - Club information, events, astronomy news and issues, and links to related sites. Located in San Antonio, Texas.
Shreveport-Bossier Astronomical Society - A non-profit corporation in Louisiana. Dedicated to the study of amateur astronomy. Membership open to anyone at least ten years of age.
The San Francisco Sidewalk Astronomers - Dedicated to taking your telescope to the sidewalk. Also has telescopes for you to borrow for free. San Francisco, California.
Southern Cross Astronomical Society (SCAS) - An amateur astronomical society in Miami, Florida.
The Sidewalk Astronomers - Group uses homemade telescopes set up on street corners in Los Angeles, California. Shares astronomical views with passersby for free.
South Jersey Astronomy Club (SJAC) - An astronomy club in Millville, New Jersey. Conducts skywatches at Belleplain State Forest.
Spokane Astronomical Society - Experienced amateur astronomers in Spokane, Washington. Group also offers learning opportunities to the public.
Williamson County Astronomy Club (WCAC) - Serving Williamson County and the northern Austin, Texas, suburban area. Membership is open to people of all ages interested in amateur astronomy and the space sciences.
S*T*A*R Astronomy Club - A non-profit astronomical society in Monmouth County, New Jersey.
Von Braun Astronomical Society (VBAS) - Operates a planetarium and observatory located atop Monte Sano Mountain in Monte Sano State Park just east of Huntsville, Alabama.
Stillwater Stargazers and Brukner Nature Center - A family-oriented group of amateur astronomers located in Troy, Ohio.
Twin City Amateur Astronomers (TCAA) - Bringing astronomy to the masses in and around Bloomington-Normal, Illinois.
UC Davis Astronomy Club - Provides a list of frequently asked questions and public viewing information. Includes maps and directions.
Western Kentucky Amateur Astronomers (WKAA) - A group of amateur astronomers that enjoys sharing their knowledge of astronomy and their love of the night sky.
Mid-Hudson Astronomy Association (MHAA) - Astronomy club providing free observing sessions and public lectures, school programs, telescope and binocluar advice, and a newsletter to area residents. Hudson Valley, New York.
The Winter Haven Astronomy Club - Club for amateur astronomers using telescopes, binoculars, and starcharts at various star parties and other functions in Florida.
Denver Astronomical Society (DAS) - A group of amateur and professional astronomers who share a mutual interest in the heavens. Denver, Colorado.
Naperville Astronomical Association - Amateur club with members from in and around Chicago, Illinois.
Rappahannock Astronomy Club - A non-profit organization of amateur astronomers located in the Fredericksburg, Virginia, area.
Friends School of Baltimore Astronomy Club - Club information, as well as astronomy reference information and links. Located in Maryland.
Thames Amateur Astronomical Society - Amateur astronomy club located in Southeastern Connecticut.
North Houston Astronomy Club - Provides information about the club, including events and star parties, a list of members and astronomy news.
Rockland Astronomy Club - Amateur astronomy site features an events calendar, member photography and information about joining the club.
Wilderness Center Astronomy Club - Astronomy club in Ohio provides tutorials, news and a calendar of events.
Mount Diablo Astronomical Society - MDAS is a membership based organization that supports public astronomy programs and presents a monthly speaker series on astronomical topics.
Kansas Astronomical Observers - Located in Wichita, this club with about 50 members holds monthly meetings and has public and private star parties.
Sioux Empire Astronomy Club - Provides information about the club located in Sioux Falls, South Dakota.
South West Florida Astronomical Society - Find information about the club, its members and star party dates. The club meets at the Caloosa Nature Center and Planetarium in Fort Myers.
The Astronomical Society of Harrisburg (ASH) - Find out how to become a member of this central Pennsylvania club and read the schedule of their public observing sessions.
Central Valley Astronomers of California (CVA) - A group of astronomy enthusiasts located in the Fresno area of central California.
Prairie Astronomy Club (PAC) - Dedicated to encouraging amateur astronomers in Lincoln, Nebraska.
Astronomical Society of Nevada - Founded in 1934, the society serves Northern Nevada, Tahoe and other parts of northern California. Includes a calendar, directions, and photos.
Midlands Astronomy Club, Inc. - Find a calendar of events and photos. The club serves the Columbia area in South Carolina.
Las Vegas Astronomical Society - The site includes a list of upcoming events, observation tips, and a gallery of images.
Norfolk Astronomical Society - Provides a list of events, photos and calculators. The club is located in the Hampton Roads, Virginia region.
Eugene Astronomical Society - Find meeting information, astronomy news and observing resources. The club is located in Eugene, Oregon.
Amateur Observers' Society of New York, Inc. - Provides a program of events, photos, and links to member web sites. The society, established in 1965, is located in Freeport, New York.
Arizona Astronomy - Contains a weather and star charts, message boards, links, picstures of the planets in our solar system, moon lander, pathfinder, and voyager.
Boothe Memorial Astronomical Society - Membership organization provides photos and information on meetings, events and membership.
Mattatuck Astronomical Society - Contains information on all levels of astronomy in Waterbury, Connecticut.
Back Bay Amateur Astronomers - Scientific educational organization of amateur astronomers serving Southeastern Virgina. Membership open to all with an interest in astronomy.
Texas Lake Whitney Astronomy Club - Contain information on star parties, events, awards, books, and photos.
Cleveland Astronomy - Includes information on education, scheduled events and asteroid research; as well as, recent news, links, astrophotographs and local news in Northern Ohio.
East Valley Astronomy Club (EVAC) - A group of about 150 amateur astronomy enthusiasts in and around Phoenix, Arizona.
John Brown's New Orleans Sidewalk Astronomy - Located in the historical French Market next to the world-famous Café du Monde.
Star Gazer Chase Team - Located in Wadsworth, Ohio. Stargazing in Medina, Wayne, and Holmes counties.
Westchester Amateur Astronomers - Browse news, events, and find directions to the club located in New York.
South Florida Amateur Astronomers Association, Inc. - ite provides information about getting started in radio astronomy, CCD imaging, dome construction, the new telescope, and lightpollution.
Tucson Astronomy - Contains star charts, guides to amatuer viewing, and links to astronomy resources.
Marshall Martz Memorial Astronomical Association and Observatory - Includes a link to a group forum, upcoming local events, contact details, latest space news and general links for a local society in New York.
Central Texas Astronomical Society - Offers information on becoming a member, calendar of events, and photos.
NOVAE Astronomy Club - Located in Bellaire, Ohio. Offers contact and meeting information.
Whatcom Association of Celestial Observers - A community-based society dedicated to amateur astronomy. Located in Ferndale, Washington, USA.
Salina Astronomy Club - Located in Salina, Kansas. Features upcoming club activities including the skywatch lecture series, club news, and contact information.
Everett Astronomical Society - Offers newsletter, club meetings, star parties, picture gallery, and frequently asked questions.
Orange County Astronomers - One of the largest astronomy clubs in the USA with large member database ranging from beginners through expert. Monthly star parties at their own dark-sky site, as well as outreach events and astrophotography groups. Located in Orange County, California.
Amateur Telescope Makers of Boston (ATMoB) - Club supporting observation, star parties, telescope design/building/improvement and astro-photography.
Amateur Astronomers, Inc. - Promotes amateur astronomy through a variety of courses, lectures and college scholarships. AAI is a member of the United Astronomy Clubs of New Jersey.
Astronomical Society of Nevada, Las Vegas (ASN LV) - Provides a calendar of events, newsletter, map of observing sites and a list of club members.
North Shore Amateur Astronomy Club - Membership organization for Essex County, Massachusetts, which promotes a wider appreciation of astronomy. Monthly newsletter, upcoming events, programs, related links and gallery of astronomical images.
North Georgia Astronomers - Includes upcoming events, membership information, location maps, PDF newsletters, a discussion group, details of the local observatory and information about a project to construct a scale model of the solar system.
Big Sky Astronomy Club - A group of dedicated amateur astronomers located in the beautiful Flathead Valley of Northwest Montana, USA. Monthly club meetings, outings and two star parties each summer.
AstroSoc - Astronomical Society of Flinders University - An active astronomy club in Adelaide, South Australia.
Franklin District Astronomers Society (FDAS) - Amateur group based in Pukekohe East in the Franklin District, south of Auckland, New Zealand.
Astronomical Society of New South Wales, Inc. - Two meetings per month and a wide range of facilities, including two major observing sites.
Thurgoona Astronomy - Southern hemisphere astrophotography and info. Emphasis on Australian astro activity and links.
Northern Sydney Astronomical Society - Amateur astronomy club based in the northern suburbs of Sydney.
Tokyo University of Agriculture and Technology Astronomy Club - Includes a gallery of images taken by the club's members.
Astronomy Club Ahmedabad - Dedicated to fostering communication and participation between individuals interested in astronomy and allied sciences Based in Ahmedabad, India.
Amateur Astronomy Club of The Indian Institute of Science (IISc) - Conducts activities such as sky-watching, slide shows, lectures on astro-related subjects, and provides an online Astronomy Quiz.
Jordanian Astronomical Society (JAS) - Includes information about the society, membership, astronomical events, activities, articles and useful links.
Amateur SETI: Project BAMBI - The design, construction, and initial observational results of a 4-GHz amateur radio telescope. Site also provides links to other resources in radio astronomy.
Amateur SETI - Links, files and programs supporting the development of amateur SETI and radio astronomy as hobbies.
Pisgah Astronomical Research Institute - Non-profit public foundation dedicated to providing research and educational access to optical and radio astronomy. Located in Rosman, North Carolina, United States.
Basics of Radio Astronomy - This workbook was developed to support training for the Goldstone-Apple Valley Radio Telescope, but is a resource applicable to all radio astronomy.
Amateur Radio Astronomy - A radio-telescope project observing the natural radio emissions of neutral hydrogen atoms throughout space.
Nation River Observatory - A fully automated amateur observatory operating near Ottawa, Ontario, Canada.
Amateur Radio Astronomy in the Yorkshire Cales - Amateur radio-telescope project.
Radio Astronomy at the University of Indianapolis - Site provides educational information about radio astronomy. Radiotelescope data from their project is posted on the Web in real time.
SARA - Society of Amateur Radio Astronomers - International non-profit amateur group dedicated to observing the radio sky and sharing technical information.
EME, SETI, Radio Astronomy, DSP, and Radio Amateurs - Site dedicated to amateur radio astronomy, providing information on Earth-Moon-Earth communication, the search for extra-terrestrial intelligence, radio astronomy and digital-signal processing.
Multi-SETI@Home Monitor - A graphical add-on package to monitor seti@home activity that may be running on multiple computers over a network or multiple instances on the same computer. Runs on Windows or Linux/Unix.
SCSU Radio Astronomy - Reports progress on their small-dish projects. Also provides related resource links. Based in South Carolina, United States.
European Radio Astronomy Club - Founded in Europe in 1995 to help people in numerous countries do radio astronomy. Based in Germany.
JupiterRadio.com - Dedicated to observing and analyzing natural decametric radio emissions from Jupiter and the sun.
The SETI Research & Community Development Institute - A non-profit organization dedicated to the search for extra-terrestrial intelligence. Located in Brisbane, Australia.
National Radio Astronomy Observatory - A research facility of the United States National Science Foundation. Site contains an image gallery, an introduction to radio astronomy, and other related information.
Center for Backyard Astrophysics - A global network of small telescopes dedicated to photometry of cataclysmic variable stars.
The Amateur Sky Survey (TASS) - Project objective is to construct low-cost, drift-scan cameras and distribute them to sites around the world to monitor for bright objects across a large section of the sky.
Spectrashift.com - Site dedicated to amateur radial velocity studies.
The Puckett Observatory - Owned and operated by an amateur astronomer in the North Georgia mountains. Dedicated to the study of comets and the discovery of supernovae.
The Nebraska Star Party - a large regional star party held each summer in North Central Nebraska.
Winter Star Party - organized by the Southern Cross Astronomical Society in the Florida Keys.
Texas Star Party - hosted under the dark skies of the Prude Ranch near Fort Davis, Texas, 12 miles on the same road from McDonald Observatory.
Table Mountain Star Party - Annual gathering of people interested in astronomy. Located near the center of Washington state.
Starfest - Canada's largest annual observing convention and star party. Highly ranked by Sky & Telescope magazine.
Enchanted Skies Star Party - in Socorro, New Mexico.
Mount Magazine Star Party - Arkansas' premiere star party.
Astronomy Camp - organized by the University of Arizona for teenagers and adults.
AstroCamp UK - Fortnightly camp, for astronomers and their families, in August, since 1981.
The Mid-Atlantic Star Party - in Central North Carolina between Raleigh and Charlotte - A Dark Sky Site.
RVAASPA - Rutland, Vt. Area Astronomical Star Party Association.
Mid-South Star Gaze - Annual star party held the first weekend after Easter at the Rainwater Observatory in French Camp, Mississippi, USA.
Cincinnati Observatory Scope-Out - Annual telescope fair includes door prizes from all exhibiting vendors at one of the oldest observatories in the United States.
Eagles Park Star Party - Stargazing party in the Missouri Ozarks.
Calendar of Star Parties - from Sky and Telescope.
Star Parties and Events at Worth Hill Observatory - Detaails of upcoming public open evenings and star parties at the Worth Hill Observatory, Dorset, England, UK.
Whirlpool Star Party - Details of the annual Whirlpool Star Party in Birr, Ireland; including information about speakers, local accommodation, organizers the history of the event and how to get there.
Okie-Tex Star Party - Information about the event held in Black Mesa, Oklahoma including the details about the area, the schedule, latest news, photographs, a registration form, contacts, a list of vendors, a chat room and a message board.
Association of Lunar & Planetary Observers (ALPO)
Planetary Observer's Forum - Links (user submitted), calendar and discussion for all planetary observers.
The Nine Planets - A multimedia tour of the solar system.
Eyes on the Skies - Robotic Solar Telesope - This is the home of the internet-accessible robotic solar telescope and BBS system built by Tri-Valley Stargazers member, Mike Rushford. Yes, you can control your view of the sun using this telescope from your web browser on sunny days in Livermore California, USA.
Solar Folklore - Folklore relating to the Sun
Daily Solar Images - by Michael Oates. All these images are taken with a hand held digital camera. I try to image the Sun every day.
Solar Observing and Astrophotography - Daily solar pictures with a webcam; whole disk or detail drawings of sunspots; explanations of the different classifications of sunspots or luminous bridges; links to other solar sites.
Butterflydiagrams of the Sun - From Bob van Slooten, an amateur in the Netherlands.
The Winter Solar Observatory - Vic Winter runs the solar observatory located in Roeland Park, Kansas
Observing the Sun in H-Alpha - from the Prairie Astronomy Club.
Solar Observing by Peter Meadows - This site shows white light drawings of the Sun based on personal observations and the changes that occur in sunspot activity over a variety of timescales.
Franky Dubois's Sun Page - Solar observing, white light photography, prominence photography and sunspots recorded with a quickcam camera.
Franky Dubois' Sun page - Amateur observatory "ADONIS" in Langemark, Belgium.
Observing the Sun with a CCD spectroheliograph - Information on spectroheliograph's by french amateur Phil Rousselle including details on observation of the Sun in H-alpha and Calcium lines. Archives of solar monochromatic images since 1998 also available.
Lunar Exploration - The National Science Data Center's lunar exploration site. Contains the history of lunar exploration and details of future missions broken down by the year, or particular mission.
The Hitchhiker's Guide to the Moon - A guide to observing the moon
Inconstant Moon - Points out interesting features to view on any given day. Intended as both an introduction to lunar astronomy for the beginner, and an ongoing reference point for the more experienced observer.
Moon Charts - Charts contain views of the moon's phases from new moon to last quarter for the relevant year. The main chart also includes the zodiac path, which has proved to be a popular feature.
Phase of the Moon - Calendar showing the phase of the moon for this month or a month/year of your choice. Prints very nice too.
Association of Lunar & Planetary Observers - Very popular Association and site for Lunar observers. Observations can be submitted to various coordinators for publication.
American Lunar Society - This Society is the most popular one dedicated solely to Lunar research. Any one with an interest can join. It offers good information about Lunar geology and publishes the quarterly "Selenology".
NOVA Online To the Moon - NOVA Online presents "To the Moon". Interesting Lunar puzzles and Apollo mission 360-degree pictures. Apollo astronaut interviews also.
U.S. Naval Observatory Data Services - The Naval Observatory Astronomical Applications page. Moonrise/moonset data. Lunar eclipse data. Lunar positions and phase data.
Moon Calculator (MoonCalc) - Free Moon calculator software. This DOS program provides information relating to the position, age, phase, appearance, etc. of the Moon for any date and location. Graphics also displayed.
Exploring the Moon - This site provides a timeline of Lunar exploration, a Lunar atlas, a few texts of early papers about the Moon and general Lunar information.
The Moon - Zoom Astronomy - The moon, lunar phases, tides, lunar exploration, activities. Great site for beginners to learn all of the basics about the moon.
Astronomy Archives: Moon watching - Beginner's article about Moon watching from Astronomy magazine.
Lunar Prospector Information - National Science Data Center's Lunar Prospector site with links to detailed spacecraft information and scientific investigations that the mission was concerned with.
The Moon in General - General information Moon site providing a summary of geological and physical properties. Many links to other Moon sites.
The Lunar Observer - An independent monthly newsletter for students of the Moon.
Moon Phases Pictures - Contains photographic maps of the moon, as well as selected pictures of lunar domes, crater chains and rills.
Tim Harincar - notebook of a comet hunter - Logs and notes of an amateur astronomer's search for undiscovered comets.
Comet Observation Home Page - from JPL/NASA
Small-Body Orbital Elements - from JPL/NASA. Provides access to orbital elements for the numbered asteroids, unnumbered asteroids, and comets contained in JPL's DASTCOM database.
Sky and Telescope's Comet Page - Observing comets.
JUPOS - Database for Object Positions on Jupiter - JUPOS is a programme for collecting and analyzing positions of cloud structures in Jupiter's upper atmosphere observed by amateur astronomers.
IAU: Minor Planet Center - We are the official body that deals with astrometric observations and orbits of minor planets (asteroids) and comets.
The Asteroid Orbital Elements Database - astorb.dat is an ASCII file of high-precision osculating orbital elements, ephemeris uncertainties, and some additional data for all the numbered asteroids and the vast majority of unnumbered asteroids (multi-apparition and single-apparition) for which it is possible to make reasonably determinate computations.
Small-Body Orbital Elements - from JPL/NASA. Provides access to orbital elements for the numbered asteroids, unnumbered asteroids, and comets contained in JPL's DASTCOM database.
Minor Planet Mailing List Random Archive and FAQ - These pages contain information about the Minor Planet Mailing list as well as a number of interesting and important ideas for the minor planet observer.
Minor Planet Center Orbit Database - Ftp access to the complete set of minor planet (asteroid) orbits generated and compiled by the International Astronomical Union's Minor Planet Center. MPCORB contains orbits for every object for which it is possible to make a reasonable prediction of where the object is. MPCORB currently contains over 30000 orbits.
Sky and Telescope's Asteroids Page
Astromart - Everything for the astronomer, including telescopes, mounts, eyepieces, filters, telescope-making tools and other equipment.
The On-Line Astro Trader - Provides computer-searchable wanted, for-sale and for-trade ads for amateur astronomers.
Canada-Wide Astronomy Buy & Sell - Contains used telescopes and accessories.
Chicagoland Astro-Ads - Listing of telescopes and accessories in the Chicago area.
Internet Telescope Exchange - Listings of telescopes for sale or trade.
Todd Gross' Weather and Astronomy Site - Includes astro-product reviews and astrophotos.
www.scopereviews.com
Astrotips - Shareware/Freeware reviews of astronomy software
MakScopes - Reviews and discussions of Maskutov Cassegrain telescopes.
Cloudy Nights Telescope Reviews - Equipment reviews submitted by astronomers, tries to be objective.
Telescopes.uk.com - A resource site for amateur astronomers. Includes, information, advice, equipment reviews, listings of manufacturers, amateur telescope making, etc.
Test Reports - from Sky and Telescope magazine.
Affordable Astronomy Equipment Reviews - Reviews of Astronomy related equipment on the cheaper side of the scale.
Telescope Reviews - We review all the top brands such as meade, celestron, orion, tele vue and dobsonian telescopes. Find out which scope is best for you and your wallet!
Astronomy Equipment Reviews/Ratings - Reviews of binoculars, telescopes and eyepieces by fellow web surfers!
Light Pollution and Narrow-Band Filters - Article by Dave Knisely of the Prairie Astronomy Club.
The Constellation Web Page - A catalog of the 88 modern constellations, with mythological background, maps, and descriptions of double stars and deep-sky objects.
Constellation Names in Multiple Languages - The names of the 88 constellations in 12 languages.
Star Charts and Moon Stations - Information about charting the heavens in Japan.
Stars and Constellations - Information about the constellations, highlighted by a Java applet which allows you to scroll around the sky and zoom in and out.
The Mythology of the Constellations - Classical Greek and Roman myths associated with the stars and constellations.
The Salopian Web - Guide to the Constellations - A guide to all 88 astronomical constellations, with origins, myths, legends and maps.
CosmoBrain Astronomy - The Constellations - Table with information about the 88 constellations as defined by the International Astronomical Union; includes abbreviations, genitive/Latin names, English names, celestial hemispheres, and Alpha Star names.
Constellation Lore - Information about constellations seen in the Fall.
The Deep Photographic Guide to the Constellations - Color photographs of the constellations.
Celestial Atlas - Contains images and information on major constellations.
Challenging Observing Projects for Amateur Astronomers - Deep-sky site challenges amateur astronomical observers.
Drawings of Deep-Sky Objects with Large Telescopes - Site also has a link to discussions on visual observing.
Observing Supernovae - Site has an in-depth FAQ on how to observe faint supernovae, and what you need to do so. Site also links to references for confirming your observations.
List of Common Deep-Sky Catalogs - Listing of various common catalogs of deep-sky objects, along with abbrevations and short descriptions.
Arp's Catalog Of Peculiar Galaxies - Summarizes catalog of 338 peculiar galaxy views gathered by Dr. Halton C. Arp in his Atlas of Peculiar Galaxies.
Radek's Observing Target List (ROTL) - Project to develop comprehensive set of finder charts for deep-sky objects. Includes basic data for and charts to locate objects with your telescope.
Iiro's DeepSky Pages - Video clips, pictures, sketches, and reports.
Planetary Nebulae Observer's Web Site - Planetary nebula data, images and information on over 1000 planetaries.
NGC/IC Project - Objective is to correctly identify all of the original NGC and IC objects. Starts with the original discoverer's notes and moves forward to encompass the work of contemporary astronomers, both professional and amateur.
The Messier Catalog - Images and information for all Messier objects from Students for the Exploration and Development of Space (SEDS).
Ian's Astro Page - Sketches of deep-sky objects from a light-polluted site using 5" and 8" STCs.
Impressions of the Deep Sky - Links to deep sky sites, sketches and photographs.
Messier45.com - Online tools for deep-sky observers, including maps and lists of objects with pictures and data.
Deep-Sky Collections and Catalogs - Links to deep-sky catalogs and observing lists.
Bangkok Deep-Sky Objects Observing - Contains observations & sketches of deep sky objects by star hopping method in highly light polluted area.
Deep Sky Observer - Information, images, charts for the Messier, Caldwell, NGC, and Hubble with search tool.
The Caldwell Objects - Information, images, charts for the Caldwell Objects as taken from the weekly Utah Skies Report
Messier Marathon - Includes instructions, complete biography, annotated catalogue and search tool.
A CCD Tour of the Universe - Includes deep sky objects search, images of all Messier and many NGC and IC objects, mosaics of large nebulae and galaxy clusters.
Deep-Sky.Org - Features a reference of Messier objects, telescope information, and deep-sky links.
Ray Cash's Deep-Sky Page - Photos and information about deep-sky observing.
The National Deep-Sky Observers Society - Contains society information , introduction to the deep sky observing, and articles on observation, cluster types and, Halton Arp.
Solar System Live - Interactive Orrery of the Web.
Stars and Constellations
The Dome of the Sky - An online planetarium showing views of the stars and constellations at different latitudes and different dates through the year.
Maps of the Solar System - Collection of maps of the planets and moons, many derived from multispectral images taken by NASA spacecraft.
Your Sky - Interactive sky mapping. Select a region of the sky in a browser and the server displays a map.
MyStarsLive - Web-based interactive star chart generator. Get a preview of your own city's night sky - with moon phase.
Virtual Sky - A portal to multiple representations of the night sky, including a high-resolution (1 second/pixel) optical survey of the Northern sky and the Uranometria engravings from 1603.
Skymaps - Maps of the night sky for the northern and southern hemispheres. Designed to be printed and used. Updated each month.
Solar Neighborhood - Interactive 3D map and information on stars within 25 light-years of Earth.
Star Gazer - View a star map for any time and latitude. Click on stars for detailed information. Java program runs on version 4.0+ browsers.
Star Maps - Star maps generated from a number of cities.
Atlanta Sky Maps - Designed for naked-eye viewing, these are sky maps updated weekly for the Atlanta, Georgia, area.
Lunaria Calendar and Sky Maps - Designed for naked-eye viewing, there are sky maps for several U.S. cities, updated weekly.
3-D Starmaps - Do your own 3-D star maps.
SkyView - The Internet Virtual Telescope generating images of any part of the sky at wavelengths in all regimes from Radio to Gamma-Ray.
Out of This World - The Golden Age of the Celestial Atlas
Que tal in the Current Skies - An Earth/Space Science newsletter written with the casual 'backyard' observer in mind. Newsletter contains information about lunar and planet positions for viewing; the sun's position along the ecliptic; and other current sky information.
Current Sky Watches - Know what to watch for in the night sky. Are there any comets or meteor showers? Find out here.
FinderScope.com - What's Up Tonight - Online observing list tool. Enter your location, and obtain lists of various types of objects observable this evening.
Monthly Observing Notes - from The Salopian Web.
Phase of the Moon - Calendar showing the phase of the moon for this month or a month/year of your choice. Prints very nice too.
Moonstick Information Site - describes a slide rule moon phase calendar and provides other methods of computing astronomical information.
Cosmicdust - Celestial events for the current month.
The Natural Year Circular Almanac - A chart graphically displaying sunrise, sunset, moonrise, moonset, moon phase, tides, high and low temperature, other weather data, stars, and planets in a circular format that highlights patterns and cycles.
SkyWatch - Your Astronomical Alarm Clock - Sends its subscribers a daily email on astronomical events such as satellite passes and meteor showers that can be observed from their location.
Night Skies - Calendar of astronomical events.
Astronomy.com: Calendar of Events - Offers major sky events including meteor showers, lunar and solar eclipses, comets, asteroids.
Astronomical Calendar Online - Calendar of astronomical events and ephemeris. Conjunctions, phases of the moon, eclipses, meteor showers, planetary configurations and other celestial events.
Observing - from Sky and Telescope magazine.
The Starry Plough - A guide to the sky at night in Ireland updated monthly. Includes a sky chart, a calendar of lunar and planetary events, astronomy facts and a review of another website.
Small Dob Web Site - This Web site is devoted to users of Dobsonian reflector astronomical telescopes (commonly referred to as Dobsonians or Dobs) with apertures of about 10 inches or less.
FAQ about Collimating a Newtonian telescope - How to collimate a Newtonian telescope. A complete article in a question and answer format.
Meade Advanced Products Users Group - Resources for Meade owners, including LX200, LX50, and StarFinder telescopes and Pictor CCD cameras.
All About Eyepiece Designs - This article describes the different eyepiece designs (such as Huygens, Ramsden, Kellner, Plössl, etc.) and lists their inherent advantages and disadvantages.
SCT for Beginners - Advice for beginners on using Schmidt Cassegrain Telescopes. Includes equipment recommendations, visual observing and astrophotography tips.
Scope Reviews - A review site with many different telescopes listed. Also contains accessory reviews, many photos and advice on purchasing a telescope.
Collimating Newtonian Optics - How to collimate a Newtonian telescope. Contains complete instructions and easy to read diagrams, also contains links to this page in Spanish and Croatian.
No Tools Collimation - Collimation of Newtonian Telescope without special tools. Detailed instructions with illustrations.
The Use of Filters - The use of filters in observational astronomy. Looks at a wide variety of available filters and rates them for different uses.
The Prairie Astronomy Club: Telescope Buyer's Guide - Gives a description of each different type of telescope and lists their strengths and weaknesses. Contains many photographs of different telescopes.
Tips for the Department Store Telescope Owner - How to make an inexpensive telescope more usable. Modifications that anyone can use to improve on telescope performance.
ATS: Techniques and Tips - How to professional clean the lenses of any telescope. Includes a list of materials and a description of the technique.
Choosing your Telescope's Magnification - How to select the best set of eyepieces for any telescope. Discusses power verses seeing in different types of telescopes.
How To Polar Align your Telescope - How to correctly align a German Equatorial Mount (GEM). A how to article with diagrams and photographs.
How to Build an Eyepiece Tool Box - Contains complete plans and pictures to let you build an eyepiece case.
Johnsonian Tracking Platforms - Manufacturer of lower cost tracking platforms for dob type telescopes. Complete product details, photographs and pricing.
Eyepieces and Choosing an Eyepiece Set - How to select a proper eyepiece set to extract the best possible images from any telescope. Why certain eyepieces work better with each other in a set.
Observing Tips - Seven tips on a wide variety of topics concerning amateur observing.
Measuring Reflectivity of Secondary Mirrors - an article by Dave Scherping of the Prairie Astronomy Club.
LX200, ATM and Gadget Page - Various projects that you can build to improve your Meade LX200 telescope. Most of these projects can also be used by any SCT owner.
Stargazing and Amateur Astronomy Online Resource Guide - An online introduction to all aspects of amateur astronomy. Some original content and many links to other articles off site.
Telescope SA: The Cosmos Through your Eyes - A collection of articles on purchasing and using amateur telescopes. Many of these articles have been adapted from Sky & Telescope magazine.
C8 Polar Alignment Problems? - A how-to, do-it-yourself project for making your own altitude and azimuth adjusters for easier polar aligning the Celstar C8 telescope. Also has a roll about, leveling tripod base.
Nexstar 11GPS Astronomy - General astronomy site with Specific information about the Celestron Nexstar 11GPS.
LXD55 Portal - Reviews, user tips, astrophotographs, telescope photographs, support and links for the Meade LXD55 series of telescopes.
Meade 4504 Telescopes Group Web Page - Shares information, tips, and resources for owners and users of Meade 4504 (4.5" reflector) telescopes.
Yahoo! Groups : Portaball - Yahoo mail group for owners of the Mag 1 Instruments PortaBall telescope.
Yahoo! Groups : MakScopes - An online email group for all owners of Maksutov telescopes (like the Meade EXT-90 and the newer Russian telescopes).
Amateur Adaptive Optics - Astronomical Images and Tips on Astronomical Photography and CCD Imaging by the authors of the most comprehensive book on astronomical photography.
Video Astronomy by Craig Zerbe - Video CCD astro imaging and astrophotography taken by Craig Zerbe using an Astrovid 2000.
Astrophotography Primer - Basic Concepts and a Description of the Equipment Used
Astronomy and Astrophotography - A brief introduction showing simple techniques of star gazing, moon watching and taking pictures of celestial events.
Wide Field Astrophotography (Book) - A superb book about astrophotography with camera lenses, using simple tracking equpiment.
Astro-Imaging Hints Page - by Brad Wallis and Robert Provin.
Video Capture Astrophotography - Solar, lunar and planetary video astrophotography images along with an extensive links page and some how-to instructions on video astronomy.
Astrophotography For Amateurs - An instructional guide for beginning astrophotographers by Olivier Thizy.
QuickCam and Unconventional Imaging Astronomy Group (QCUIAG) - Astronomical images obtained by and the results of experiments on unconventional electronic imaging devices operated by astronomers around the world.
Astrophotography For The Amateur - Provides table of contents, ordering information, and preview of chapter one by Michael Covington.
Stellar Products - Tutorials on high-resolution astrophotography and CCD imaging; images of Jupiter, Saturn, Venus, and other astronomical targets.
Astromicroscopy Home Page - An unconventional method of observing the universe.
Astrophotography by Jerry Lodriguss - Deep-sky astronomical photographs, tips and techniques for astrophotography, and digital enhancement in Photoshop.
VideoAstro - E-mail discussion group with gallery of solar, lunar, planetary and deep sky images, links, and articles on video astrophotography.
Getting Started in Astrophotography - Hints and tips on taking photographs of the night sky using a camera and tripod.
Anthony Emberson Astrophotos - Features advise on photographing the skies, the moon, planets etc. Exposure guides, home made trackers and links.
Lombry's Luxorion - Series of articles that detail how amateur astronomers can obtain detailed CCD images.
Rob's Astronomy Site - Contains images, Mel bartel's scope drive, night time weather statistics, gas hypering, deep-sky images, and freeware.
Sky & Telescope - Astrophotography & CCD imaging advice.
Ash's Astronomy Page - Images and tricks for imaging the sky with a 10" LX200.
Astro-Photography Mailing List (APML) Archives - This is the archives of the world's most active forum for amateur film astrophotographers. This email list discusses equipment, tools, techniques, and science. Includes instructions for subscribing to the list.
Doc G's Astrophotography Info - A venerable site filled with practical advice on film-based astrophotography equipment and techniques.
mySky - Free web-based forum for image posting and discussion of amateur astronomical imaging. Interfaces to the alt.binaries.pictures.astro newsgroup.
New Astronomy Press - Home web site for Ron Wodaski, author of "The New CCD Astronomy," a book on all aspects of CCD imaging and image processing.
A Manual of Advanced Celestial Photography - An important book, published in 1988 by Wallis and Provin. Although somewhat outdated now, it still has relevant information for film astrophotographers. Unfortunately out of print but can be found on used markets.
Frank Astronomy - Gallery of astrophotography attempts, trails and tribulations of a beginning astrophotographer, astronomy links, and suggestions and tips for buying that first telescope.
Amateur CCD and Film Astrophotography - Tips for beginners, plus images of the moon and planets with film and CCD.
Eagle Observatory - Offers overview of the equipment, as well as images of galaxies, nebulae, and star clusters.
Glenn Ray's Astrophotography - Gallery of images, equipments used, and articles.
Ron Wodaski's Astronomy Stuff - Information about CCD imaging including tutorials, equipment reviews, and solar, lunar, planetary, galactic and other images.
Rick Thurmond's Astronomical Adventures - Analogue astrophotographs of nebulae and galaxies as well as terrestrial images and information about the C14 telescope with full descriptions of the techniques and equipment including darkroom techniques.
Roger's Website of Southern Amateur Astronomy - Offers news, equipment details, tutorials, and galleries of astrophotographs of the moon, star trails, planets, constellations and the milky way.
Scope Addiction - CCD images of galaxies and other objects as well as information about telescopes and creating CCD images.
Ichiro Ohno Astronomical Images - Images of nebulae, clusters, moon, sun, planets, comets. In Japanese and English.
City Astrophotography - Astrophotography from a city location in England.
Halebopp.Com - Pictures and information about the spectacular comet, Hale-Bopp.
Images from space - My images from space using 35mm film or CCD.
Philippe Chretien's Astrophotography Page - Solar system and deep sky photos using a 4.5" newtonian f8.0
PIZ's Jewel Box - Astrophotographs of deep-sky objects (Messier, NGC, etc.), eclipses, comets, and meteor showers (Perseids, Leonids, etc.) by Tomohide Nakaegawa from Japan. Also includes photos ready to use as wallpaper for your desktop.
Shoji Suzuki's CCD Astro-Imaging - Lots of color CCD images of galaxies and nebulae.
Dark Skies Michigan - A introduction to astronomy as well as a photovisual guide to deep sky objects of the northern hemisphere. Shows the thrill of binocular as well as telescope observing.
Steve Bell's Astrophotography Page - Astro photos using a 16" f/4.7 Newtonian that is mounted inside a 10 ft ProDome.
John and Janet's Constellation Photos - Astrophotos of the northern constellations with outlines and points of interest named.
Bill and Ted's Excellent Astronomy Pictures - These pictures were taken by real amateurs using real amateur equipment and are intended for viewing only by people interested in astro-photography.
Astro Cruise - Astrophotography by Philip Perkins - A showcase of beautiful deep space astronomical photographs and articles to help you discover the secrets of astrophotography.
Astrophotographs.com - Photographs of the Comet Hale-Bopp, and the Northern Lights. Learn tips to become a better astro-photographer.
Starry Nights - Astrophotos by Mike McCollum taken with modest amateur equipment.
Mike Kipp's AstroShots - Amateur astrophotography site showing shots of celestial objects taken using 8" Meade LX50 SCT with Olympus OM-1, Pentax K1000, Fujica AZ-1, Connectix QuickCam, and Meade Pictor 216XT CCD.
Astro Photo - A beautiful gallery of astrophotography by Tony and Daphne Hallas for purchase or publication.
Arizona Sky Pages - Web pages by Tom Polakis.
Starry Flow in Night Sky - Astrophoto exbihition of Kwon O Chul, a Korean astrophotographer. Mainly star trails.
Deep-Sky Astrophotography by David Gimenez - Deep-sky photos, information about the author, astrophotography equipment, and links.
NightLight Celestial Images - Astrophotography by Tom Diana. Includes deep sky, comet, planetary and lunar, and wide-angle images taken with a Takahashi FS-102, CG-11, and a variety of lenses.
Redshift's Astrophotography Gallery - Astrophotography taken with Meade 10-inch LX-50 and Short-Tube 80 telescopes.
Rob's Astro Page - Amateur astronomy, astro imaging, CCD imaging, and stories.
Fobic Lighting Amateur Astrophotography - Mostly 90-300mm piggyback photographs.
Australian Astrophotography - A collection of astrophotos and links to astronomy sites. -Sydney, Australia
Starlight Images by Michele Breedlove - Time lapsed photography of celestial events set amidst Sedona's natural beauty. Astrophotography of the northern lights and star trails over Sedona, Arizona for sale.
Tony Pilato - Dark Star Images - Deep sky and solar eclipse astrophotography using a Celestron C-11 and a variety of other instruments.
Ray Gralak - Ray has a keen ability to extract detail and present celestial photos that rival those of large observatories. See his images of distant galaxies and nebulae. Share his knowledge of process with CCD and astrophotography equipment.
Astroscene - Astral photography covering the sun, moon, stars, planets, space, sky and related subjects. A keen artistic view of the night sky using standard photographic equipment.
AIDA - Astronomical Image Data Archive - Large archive of astronomical pictures made by amateur astronomers (mostly Swiss). CCD and classic photography. Free publishing.
Hank Adams' CCD Astronomy - Astronomical images from a bright sky observatory, located in W. Orange NJ. Hank seeks to explore the limits of the ccd in light polluted skies.
Ole's Astronomy Site - Amateur astronomy including planetary and deep sky images made with CCD camera (MX516), webcam and camcorder. Solar eclipse images.
Workshop of the Telescopes - A collection of astronomical photographs taken by the author.
SkyChasers - Amateur photos of natural phenomena in the sky and space beyond. Tips on taking night photos. Post your photos here.
R.M. Sandy Astrophotos - From the Astrophotography Portfolio of R.M. Sandy "A few of my photos of the classic objects". Includes exposure times for Comets, the Moon, Planets, the Sun, Galaxies, Nebulae, Clusters, Wide Field, Meteors.
futurshox.net - astro - Astrophotography - pictures of the Moon and larger planets
Netherlands Amateur Astronomical CCD Imaging - Amateur CCD Images taken in The Netherlands with a Celestron C8.
Linda's Astrophotography Site - A basic guide to astrophotography, including images of comets, aurora, the planets, our moon, and constellations, all taken by the author.
Dave Manifold's Astrophotography Gallery - Astrophotography taken with the Meade 10-inch SCT and TeleVue 85 mounted on the Losmandy G11 mount.
Matthew T. Russell Astrophotography - A collection of colorful CCD images of nebulae, galaxies, and star clusters.
Nightscapes - Images of the Universe - Astronomical images taken from Ireland. Objects include lunar, northern lights, and deep sky.
Sky Observers Group - Astro-photos from Sky Observers Group in Thailand. Ranging from galaxy, planets, and nebula.