- Absolute Beginner's Astronomy Forum Archives - Discussions and questions with answers.
- Air and Space - Community, news, and galleries.
- AmAstroMB - Amateur Astronomy Message Board - Planetary and deep sky observing, equipment, general discussions, and announcements.
- Amateur Astronomy Mailing List - Dedicated to the discussion of amateur astronomy, especially observing.
- Astro Guiding - Announcements and news, general discussions, beginner's corner, equipment and reviews, observing, and astrophotography.
- Astronomy Chat Room - Live conversation with people from all over the world.
- Astronomy Discussion Page - Collection of forums for the amateur including gear and observing, astrophotography and imaging, review, classified ads, beginner's corner, and The Black Hole.
- Astronomy Forum - Message boards to ask questions or offer advice
- Astronomy Hub - An international astronomy and space forum community where astronomers and space-minded enthusiasts meet to discuss and chat about the universe. Topics include telescope making, astrophotography and sharing astral images.
- Astronomy Images on the Web - Locating, identifying and alerting members to the most beautiful and interesting astronomical images on the Web.
- Astronomy Magazine - Forums - General, observing, imaging, equipment, news, clubs, and education.
- Astronomy Shootouts - Members share thoughts on various equipment comparisons and brand names.
- Bad Astronomy and Universe Forum Today - Against the mainstream, general, Martian chronicles, lunar conspiracies, bad TV and bad movies, the book, and Planet X.
- Chatmag Chat Forum - Astronomy - Subject discussion related topic.
- The Chicago Astronomer - Forum for amateurs in and out of Chicago with categories such as space exploration, events and observations, and strange and unusual astronomy.
- Cloudy Nights - Forums - Announcements and news, equipment, astrophotography, specific equipment, observing, specialty, manufacturers, and galleries.
- Daily Observations - Offers forums, blogs, chat room, and gallery.
- ETXASTRO - Meade ETX Group - Discussion of telescope and accessories for owners and anyone considering using the ETX.
- Extreme Astronomy - Forums, gallery, FAQ, calendar, and links.
- FWHM Imaging Forums - Dedicated to astronomical CCD Imaging, film astrophotography and DSLR astro imaging; topics that include processing, telescope and CCD equipment considerations, and software tips.
- The Guide to the Beyond Planet Earth Universe - Yahoo Chat for people interested in astronomy and space exploration.
- Heavens Above - Forum for all aspects of amateur Astronomy.
- Our Dark Skies - International online community of amateur astronomers.
- Sky Insight - Free newsletter, articles, discussion forum, lunar atlas, observing lists, and store.
- Skytrek Discovering Space - Astronomy, astro-physics, science, Black Hole Inn, news, sun and stars, paranormal, geology, particle physics, rocket science, and alternative science.
- Skywatch - Provides information and photos pertaining to the Solar System.
- Space Talk - Manned and unmanned missions, space exploration, astronomy, how to's, and astro physics and biology.
- SpaceBanter - Newsgroups with general, solar, and UK astronomy news groups.
- The Spaceport - News and alerts, aerospace and science, history and culture, and general discussions.
- The StarStuff Astronomy Forums and Database - Rules and guidelines, news and announcement, observation logs, and discussion areas.
- Tanis Binaries Astronomy Portal - Conduct of co-ordinated research and share ideas, discuss the latest news in astronomy, astrophysics and space exploration.
- The Uk Astro Imaging Forum - Gallery and personal albums, processing competition, reviews, and articles.
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