Astronomy - Science

11 The Astronomy Net

http://www.astronomy.net/

PR: 6

Welcome to the Astronomy Net. Here you can find resouces to help understand perhaps the grandest of all sciences.

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12 Astronomical Applications Department

http://aa.usno.navy.mil/

PR: 8

Welcome to the web pages of the Astronomical Applications Department of the U.S. Naval Observatory. Our products - almanacs, software, and web services - provide precise astronomical data for practical applications, serving the defense, scientific, commercial, and civilian communities.

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13 Absolute Astronomy

http://www.absoluteastronomy.com/

PR: 6

General facts and statistical information about planets, moons, constellations, stars, galaxies, and Messier objects.

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