Books and Magazines
Cosmobrain Astronomy Bookstore, Kalmbach Publishing Co., Sky and Telescope, Willmann-Bell, Inc.
Domes and Observatories
Alexander's Observatories, Ash Manufacturing Company, Astro Domes, Astro Haven, Clear Skys, Inc., Galactica 360, Meridian Controls Corporation, NorthSheds, Observa-DOME Laboratories, Inc., Pier-Tech, Inc.
Educational Resources
Apogee Inc., Astronomy Magazine, Brian Greig Orreries, Celestial Planisphere, Celestial Products, Celestron International, CUBEX Portable Planetarium, David Chandler Company, Eclipse Masters, Goto Optical Mfg. Co.
Expeditions
African Eclipse Cruises, Astronomical Tours, Sail with the Stars, Sirius Travel, Solar Eclipse, Specialist Solar Eclipse Safaris, Tusker Trail, Voyages of Discovery: Astronomy Tours and Unique A
Meteorites
Catch a Falling Star Meteorites, Fernlea Meteorites, Impactika, Island Meteorite, Meteorite - Martin .de: Grab the Star Dust, Meteorites Plus, Meteorites Poster, Nature Source, New England Meteoritical Services, New England Meteoritical Services
Stargazing Events
Astro Tours - The Ultimate Journey to the Stars, Stargate-2000, Stargazing for Everyone
Astronomy Mall
List of participating companies offering astronomy products.