Chats and Forums

Our Dark Skies - International online community of amateur astronomers.
http://www.ourdarkskies.com/

Solaris Forum Index - News, physics, ISS, astronomy, planets, images, and general topics.
http://us2u.iphorum.com/

AmAstroMB - Amateur Astronomy Message Board - Planetary and deep sky observing, equipment, general discussions, and announcements.
http://pof.skyrover.net/

Extreme Astronomy - Forums, gallery, FAQ, calendar, and links.
http://www.extremeastronomy.com/

SpaceBanter - Newsgroups with general, solar, and UK astronomy news groups.
http://www.spacebanter.com/

Amateur Astronomy Mailing List - Dedicated to the discussion of amateur astronomy, especially observing.
http://tech.groups.yahoo.com/group/amastro/

Chicago Astronomer - A multi-subject resource with worldwide membership via an interactive forum and website.
http://astronomer.proboards23.com/

Skywatch - Provides information and photos pertaining to the Solar System.
http://groups.msn.com/SKYWATCH

Astronomy Forums - Discussions on space, physics, news, and commercialization. Features projects and events.
http://trustmolai.googlepages.com/home

The Spaceport - News and alerts, aerospace and science, history and culture, and general discussions.
http://www.thespaceport.us/forum/

Heavens Above - Forum for all aspects of amateur Astronomy.
http://tech.groups.yahoo.com/group/heavens-above/

Bad Astronomy and Universe Forum Today - Against the mainstream, general, Martian chronicles, lunar conspiracies, bad TV and bad movies, the book, and Planet X.
http://www.bautforum.com/

Astronomy Forum - Message boards to ask questions or offer advice.
http://groups.msn.com/AstronomyForum

The Guide to the Beyond Planet Earth Universe - Yahoo Chat for people interested in astronomy and space exploration.
http://www.geocities.com/bpe_guide/

Astronomy Chat Room - Live conversation with people from all over the world.
http://www.nightskyinfo.com/chat/

Skytrek Discovering Space - Astronomy, astro-physics, science, Black Hole Inn, news, sun and stars, paranormal, geology, particle physics, rocket science, and alternative science.
http://forum1.aimoo.com/skytrek_discovering_space

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.
http://www.telescopes.cc/forums/

Astronomy Images - Locating, identifying and alerting members to the most beautiful and interesting astronomical images on the Web.
http://tech.groups.yahoo.com/group/astronomy_images/

ETXASTRO: Meade ETX Group - Discussion of telescope and accessories for owners and anyone considering using the ETX.
http://tech.groups.yahoo.com/group/ETXASTRO/

Absolute Beginner's Astronomy Forum Archives - Discussions and questions with answers.
http://www.network54.com/Forum/63770/

Extensions for Keplers Laws of Gravitation - Posts and files available for download.
http://www.ima.org.uk/forums/showthread.php?t=48

The Uk Astro Imaging Forum - Gallery and personal albums, processing competition, reviews, and articles.
http://ukastroimaging.co.uk/forums/index.php

Sky Insight - Free newsletter, articles, discussion forum, lunar atlas, observing lists, and store.
http://www.skyinsight.com/

Tim's Astronomy Forum - Discussions for general, telescopes, and equipment and accessories topics.
http://timothystone.proboards76.com/

Cloudy Nights - Forums - Announcements and news, equipment, astrophotography, specific equipment, observing, specialty, manufacturers, and galleries.
http://www.cloudynights.com/ubbthreads/ubbthreads.php?Cat=

Astronomy Magazine: Reader Forums - General, observing, imaging, equipment, news, clubs, and education.
http://cs.astronomy.com/asycs/forums/

Astronomy Shootouts - Members share thoughts on various equipment comparisons and brand names.
http://tech.groups.yahoo.com/group/astronomy_shootouts/