Open Source KStars Alternatives

    The best open source alternative to KStars is Stellarium, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to KStars and six of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to KStars are Sky Map (Free, Open Source), Gaia Sky (Free, Open Source), Cartes du Ciel (Skychart) (Free, Open Source) and WorldWide Telescope (Free, Open Source).

    This page was last updated Sep 20, 2021

      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • PortableApps.com
      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.
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    1. Sky Map (formerly the Google Sky Map) turns your Android-powered mobile phone into a window on the night sky.
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    2. Gaia Sky is a real-time, 3D, astronomy visualisation software that runs on Windows, Linux and OS X.
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    3. This program enables you to draw sky charts, making use of the data in 16 catalogs of stars and nebulae. In addition the position of planets, asteroids and comets are shown.
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      • FreeOpen Source
      • Windows
      • Online
      The WorldWide Telescope (WWT) is a Web 2.0 visualization software environment that enables your computer to function as a virtual telescope, bringing together imagery from the best ground and space-based telescopes in the world for a seamless exploration of the universe.


      • FreeOpen Source
      • Windows
      • Linux
      Aciqra (uh-SEE-kruh) is a free and open source virtual sky map and planetarium which tracks and displays astronomical bodies including planets, nebulae and stars to an accuracy of a fraction of a degree for thousands of years into both the future and the past.

      Discontinued

      The project is no longer developed. Last version, 2.3.2, released in July 2013, can be still downloaded from SourceForge.

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    Showing 6 of 6 alternatives