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System Utilities

Stellarium

Stellarium is a free GPL software which renders realistic skies in real time with OpenGL. It is available for Linux/Unix, Windows and macOS. With Stellarium, you really see what you can see with your eyes, binoculars or a small telescope.

Why it is included

Stellarium is a planetarium software that shows exactly what you see when you look up at the stars. It's easy to use, and free.

Best for

Users exploring vetted FOSS alternatives in this space (other).

Strengths

  • ~9,503 GitHub stars (per upstream list)
  • Open source

Limitations

  • Verify license, platform support, and security posture for your environment.

Good alternatives

Related tools