Astronomy Software

The Astronomy section of Open Source Internet Provides the best free and open source alternatives for software related to astronomy, including several virtual planetarium applications.

Nightshade

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Astronomy Software - NightshadeVisit Site: Nightshade

Cost: Free

Comments: Free and open source planetarium software.

Description: Nightshade is free, open source simulation and visualization software for teaching and exploring astronomy, Earth science, and related topics.

Stellarium

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Astronomy Software - StellariumVisit Site: Stellarium

Cost: Free

Comments: Free and open source planetarium software.

Description: Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope. It is being used in planetarium projectors. Just set your coordinates and go.

Celestia

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Rating: 5.0/5 (1 vote cast)

Astronomy Software - CelestiaVisit Site: Celestia

Cost: Free

Comments: Free planetarium software.

Description: The free space simulation that lets you explore our universe in three dimensions. Celestia runs on Windows, Linux, and Mac OS X.

Aciqra

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Astronomy Software - AciqraVisit Site: Aciqra

Cost: Free

Comments: Free and open source virtual planetarium.

Description: Aciqra (uh-SEE-kruh) is a free and open source virtual planetarium and sky mapping program which tracks celestial bodies including planets, deep sky objects and stars to an accuracy of a fraction of a degree for thousands of years into both the future and the past.