Event Calendar: Find an upcoming astronomy star party in any area, and articles

Heavens Above: Online program that include graphics generated in real-time and customized for a location and time zone to observe satellites such as ISS, space shuttle, and iridium flares

Minor Planet Mailing List: A list for asteroid and comet researchers

Society of Amateur Radio Astronomers: Dedicated enthusiasts who teach, learn, trade technical information, and do observations of the radio sky

The Heretic's Guide to Choosing and Buying your First Telescope: Information first-time telescope buyers with a detailed FAQ and suggested telescopes, vendors, books, videos, and software

The Telescope Review Web Site: Beginner's advice and articles, and telescope, eyepiece and accessory reviews