Alternatives to Celestia for all platforms with any license

  • Stellarium

    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...

    • Stellarium is a planetarium, Celestia not Guest • Jun 2016 • 10 agrees and 0 disagrees Disagree   Agree

    Free Open Source Mac Windows Linux PortableApps.com

    Portable Add a feature

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  • Space Engine

    Space Engine - a real-time 3D space simulator, procedural universe generator and visualiser. It lets you explore the universe in three dimensions, starting from planet...

    • You can not only travel throughout the Milky Way; Visiting the stars, the planets with their respective moons, comets, asteroids, black holes (in which one can see the shift towards the blue), etcetera. In addition, the music gives an atmosphere of relaxation. Guest • Nov 2016 • 0 agrees and 3 disagrees Disagree   Agree

    Commercial Windows

    Free roam Multiple languages Procedurally generated Add a feature

    Space Engine icon

  • Gaia Sky

    3D visualization software for ESA's (European Space Agency) Gaia mission to chart about 1 billion stars of the Milky Way Galaxy.

    Free Open Source Mac Windows Linux

    Simulation Add a feature

    Gaia Sky icon

  • Universe Sandbox

    Universe Sandbox is an interactive space simulator for Windows based PCs. Unlike most astronomy software that just shows you what the sky looks like or where the...

    Commercial Mac Windows Linux Steam

    No features added Add a feature

    Universe Sandbox icon

  • Pioneer

    Pioneer is a space adventure game set in the Milky Way galaxy at the turn of the 31st century. The game is open-ended, and you are free to explore the millions of star...

    Free Open Source Mac Windows Linux

    Action combat Add a feature

    Pioneer icon

  • StarCalc

    StarCalc is the fastest professional astronomy planetarium & star mapping program for Windows 9x/ME/NT/2000/XP (StarCalc version for PocketPC is available). It...

    • Discontinued The program is no longer updated. Last version, 5.73, released in July 2006, can be still downloaded from the official website.

    Free Windows Windows Mobile

    No features added Add a feature

    StarCalc icon

  • Cosmonium

    Cosmonium is a 3D astronomy and space exploration program. With Cosmonium you can navigate in our solar system and discover all the planets and their moons.

    Free Open Source Mac Windows Linux

    No features added Add a feature

    Cosmonium icon

  • WorldWide Telescope

    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...

    Free Open Source Windows Web

    No features added Add a feature

    WorldWide Telescope icon

  • Aciqra

    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...

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

    Free Open Source Windows Linux

    Portable Add a feature

    Aciqra icon

  • WinStars

    WinStars uses the latest 3D technology to show the objects of our solar system in a realistic manner. Thus, it is possible to move from one planet to another, to follow...

    Freemium Windows Linux Wine

    Simulation Add a feature

    WinStars icon

  • Starry Night (series)

    The Starry Night apps are the most comprehensive educational astronomy apps. Use it with your introductory astronomy textbook or on its own. It's a powerful...

    Commercial Mac Windows Android Tablet iPad

    No features added Add a feature

    Starry Night (series) icon

  • Solar Model

    SourceForge presents the Solar Model project. Solar Model is an open source application. SourceForge provides the world's largest selection of Open Source Software....

    Free Windows

    No features added Add a feature

    Solar Model icon

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Celestia Comments

Initiative application, however..

Comment by danger89
about Celestia · Nov 2013 · Helpful Not helpful Report as spam

I love this software very much! However it seems the website/forum is not available. I think the developers stopped the software. The latest release was also from 2011.
Too bad :(

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