A free open source desktop planetarium for your computer

Stellarium
Download Stellarium

Fabien Chereau  -  Open Source
Stellarium is free desktop enchantment software which gives you the ability to see real-time renderings of the visible universe on your screen. Powered by free GPL code and openGL visual language, Stellarium can show you a real and accurate view of the night sky, with over 600 thousand cataloged stars, constellations, Milky Way, and other objects from the depths of the entire universe. Because of its powerful databases and realistic visuals, Stellarium can often be found in real planetariums.

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