CyberSky 

CyberSky is an exciting, entertaining, and educational astronomy program that transforms your personal computer into your personal planetarium. CyberSky provides an excellent way to learn about astronomy and to explore the wonders of the sky.
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EasySky 

Astronomy software, shows you the complete night sky (340,000 stars) and our solar system in a 3D orrery view with the planets, asteroids, and comets from any place at any time. Many animation options, printing.
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Adastra FREESTAR 

Experience accessible astronomy with a real-time sky, comprehensive reports, arcsecond accuracy, and exciting events such as animation and live tracking.
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Adastra Plus 

Experience complete astronomy with a real-time sky, comprehensive reports, arcsecond accuracy, and exciting events such as animation and live orbit-tracking. Sky Quiz and two encyclopedic reference sources are interactively linked to the sky display
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