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Stellarium is planetarium software that shows exactly what you see when you look up at the stars. It

The SAO Telescope Data Center processes and archives data from the optical telescopes of the Harvard Smithsonian Center for Astrophysics.

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory

Music, movies, TV, shows and now friends. Get connected on iTunes 10.

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Google Sky Map, free download. Google Sky Map 1.6.4: Navigate the night sky. Google Sky Map helps you to explore the Universe using your Android phone. Google Maps is great for showing

CyberSky is an accurate, yet easy-to-use planetarium program that provides an excellent way to learn about astronomy and explore the sky visible in the distant past, the present, and the far-off future.

Interactive Sky Map - SKY-MAP.ORG

We are the official body that deals with astrometric observations and orbits of minor planets (asteroids) and comets.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

You should look here for award-winning, NSTA recommended, interactive Astronomy and Space Science Curriculum. Designed to inspire educators AND students.

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.

Sky Map Online web app provides free, printable & interactive sky charts for any location, time and viewpoint. It shows the night sky stars up to magnitude 12, planets and DSO.