TheSky™ Astronomy Software
Since its inception as a DOS application in 1984, through the latest, 32-bit Windows 95 version, TheSky has received worldwide recognition as the the premier software for astronomers of all levels.
Think of TheSky as your personal desktop planetarium. View the night sky as seen from any location on Earth, for any date between B.C. 4713 and 10000 A.D.! Built-in tools help you find celestial alignments, such as eclipses, in the past or future. View the paths of comets and asteroids, adding new ones as they are discovered perhaps even discover one yourself, as some of our users have done!
Additional features include:
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