Celestia is an application for real-time 3D visualization of space, with a detailed model of the solar system, over 100,000 stars, more than 10,000 galaxies, and an extension mechanism for adding more objects.



Elite: Dangerous is described as 'Space adventure, trading, and combat simulator that the fourth release in the Elite video game series' and is an game in the games category. There are more than 25 games similar to Elite: Dangerous for a variety of platforms, including Windows, Linux, Mac, Steam and GOG.com apps. The best Elite: Dangerous alternative is Celestia, which is both free and Open Source. Other Elite: Dangerous like games are No Man's Sky, EVE Online, Star Citizen and Qanga.
Celestia is an application for real-time 3D visualization of space, with a detailed model of the solar system, over 100,000 stars, more than 10,000 galaxies, and an extension mechanism for adding more objects.



No Man's Sky is an action-adventure survival video game developed and published by the indie studio Hello Games.




EVE Online is a massive multiplayer online game that offers limitless potential to discover, explore and conquer an amazing science fiction universe where you pilot spaceships, fight, trade, and form corporations and alliances with other players.




Star Citizen is a space sim video game for Microsoft Windows. Star Citizen is planned to consist of two main components: first-person space combat, mining, exploration and trading with first-person shooter elements in a massively multiplayer persistent universe and customizable...




Dive into a seamless space sandbox exploring planets, moons, stations, and asteroids free from loading screens. Undertake contracts, face enemies, and build bases. Enjoy solo or multiplayer modes, survival features, and immersive combat. Customize gameplay and collaborate on custom servers.




Oolite is a space sim game, inspired by Elite. Among Oolite's several similarities to its inspirational source, the gaming experience is enhanced by the context set in Elite's original manual, and the accompanying novella, The Dark Wheel.




Vega Strike is an Open Source 3D Action-Space-Sim that lets you trade, fight, and explore in a vast universe.




Starfield is the first new universe in 25 years from Bethesda Game Studios, the award-winning creators of The Elder Scrolls V: Skyrim and Fallout 4. In this next generation role-playing game set amongst the stars, embark on an epic journey to answer humanity’s greatest mystery.




Everspace is a single-player 3D space shooter game series with roguelike elements and non-linear storytelling created by ROCKFISH Games.




Play with friends online to defend the planet! Longest time to first impact or longest time to 100% damage. You destroy asteroids by flying into them before they hit the planet!



Orbiter is a realistic 3D real-time space flight simulator program.
Fed up with space games that insult your intelligence and violate every law of physics? Orbiter is a simulator that gives you an idea what space flight really feels like - today and in the not so distant future.



Rebel Galaxy features space combat in capital ships in a randomly generated universe. While non-player fighter craft and gunships are capable of three-dimensional maneuvering, the player and other capital ships are restricted to a two-dimensional plane of movement with combat...




Celestia isn't game at all.