Best Space Games on Steam

Steam currently has 4,922 Space games available to download and play. Explore our list of the best picks ranked by Player Score. Our Player Score rankings are calculated directly from reviews left on the Steam store and will be updated in real-time as more players leave their feedback. Space game rankings were last updated on 5/20/2024.

Looking for more? Explore other lists such as:

1. RimWorld

A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.

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RimWorld holds the #1 spot for "best Space game on Steam" with a Player Score of 97. Its score was calculated by analyzing a total of 186,560 reviews on Steam. This breaks down to a total of 182,909 positive reviews and 3,651 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $34.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $34.99
Release Date 10/17/2018
Developer Ludeon Studios
Publisher Ludeon Studios
Steam App Id 294100

2. Dyson Sphere Program

Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.

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Dyson Sphere Program has achieved a Player Score of 96, placing it in the #2 spot for the best Space games. Its score was calculated by analyzing a total of 78,827 reviews on Steam. This breaks down to a total of 77,013 positive reviews and 1,814 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $19.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Dyson Sphere Program on the Steam Deck (though some functionality may be limited).

Steam Price $19.99
Release Date 1/20/2021
Developer Youthcat Studio
Publisher Gamera Games
Steam App Id 1366540

3. Deep Rock Galactic

Deep Rock Galactic is a 1-4 player co-op FPS featuring badass space Dwarves, 100% destructible environments, procedurally-generated caves, and endless hordes of alien monsters.

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Deep Rock Galactic has achieved a Player Score of 96, placing it in the #3 spot for the best Space games. Its score was calculated by analyzing a total of 288,460 reviews on Steam. This breaks down to a total of 280,219 positive reviews and 8,241 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $29.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Deep Rock Galactic on the Steam Deck (though some functionality may be limited).

Steam Price $29.99
Release Date 5/13/2020
Franchise Coffee Stain
Developer Ghost Ship Games
Publisher Coffee Stain Publishing
Steam App Id 548430

4. STAR WARS™ Empire at War - Gold Pack

Command or corrupt an entire galaxy in the definitive Star Wars strategy collection. It is a time of galactic civil war. Will you take up the reins of the Rebellion, assume control of the Empire, or rule the Star Wars Underworld?

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STAR WARS™ Empire at War - Gold Pack has achieved a Player Score of 96, placing it in the #4 spot for the best Space games. Its score was calculated by analyzing a total of 35,930 reviews on Steam. This breaks down to a total of 35,073 positive reviews and 857 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $19.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play STAR WARS™ Empire at War - Gold Pack on the Steam Deck (though some functionality may be limited).

Steam Price $19.99
Release Date 5/26/2010
Developer Petroglyph
Publishers
Steam App Id 32470

5. Oxygen Not Included

Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.

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Oxygen Not Included has achieved a Player Score of 95, placing it in the #5 spot for the best Space games. Its score was calculated by analyzing a total of 114,656 reviews on Steam. This breaks down to a total of 110,906 positive reviews and 3,750 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $24.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $24.99
Release Date 7/30/2019
Franchise Klei
Developer Klei Entertainment
Publisher Klei Entertainment
Steam App Id 457140

6. Gravitas

Gravitas is a short first-person puzzle platforming game that transports you to the Gallery of Refined Gravity. Manipulate gravity and the gallery itself to prove yourself a pupil worthy of the Curator’s masterwork.

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Gravitas has achieved a Player Score of 95, placing it in the #6 spot for the best Space games. Its score was calculated by analyzing a total of 6,510 reviews on Steam. This breaks down to a total of 6,385 positive reviews and 125 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is completely free to play and can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

Release Date 8/24/2019
Developer Galaxy Shark Studios
Publisher Galaxy Shark Studios
Steam App Id 1067310

7. LEGO® Star Wars™ - The Complete Saga

Kick Some Brick in I through VI! Play through all six Star Wars movies in one videogame! Adding new characters, new levels, new features and for the first time ever, the chance to build and battle your way through a fun Star Wars galaxy on your PC!

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LEGO® Star Wars™ - The Complete Saga has achieved a Player Score of 94, placing it in the #7 spot for the best Space games. Its score was calculated by analyzing a total of 22,266 reviews on Steam. This breaks down to a total of 21,522 positive reviews and 744 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $19.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $19.99
Release Date 11/12/2009
Developer Traveller's Tales
Publishers
Steam App Id 32440

8. The Planet Crafter

A space survival open world terraforming crafting game, designed for 1 to 10 players. Alter the ecosystem of an inhospitable planet to render it habitable for humanity. Survive, gather resources, and build you base. Then, generate oxygen, warmth, and pressure to create a brand new biosphere.

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The Planet Crafter has achieved a Player Score of 94, placing it in the #8 spot for the best Space games. Its score was calculated by analyzing a total of 33,630 reviews on Steam. This breaks down to a total of 32,327 positive reviews and 1,303 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $23.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $23.99
Release Date 4/10/2024
Developer Miju Games
Publisher Miju Games
Steam App Id 1284190

9. Supreme Commander: Forged Alliance

The last days of man are at hand.. Two years after the Infinite War the once great warring nations now lie in ruins, and humanity’s hope for a brighter future is nothing but a bitter memory. A new, seemingly unstoppable enemy, supported by the zealots of The Order, now seeks to eradicate mankind: UEF, Aeon Loyalist, and Cybran alike.

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Supreme Commander: Forged Alliance has achieved a Player Score of 94, placing it in the #9 spot for the best Space games. Its score was calculated by analyzing a total of 12,614 reviews on Steam. This breaks down to a total of 12,216 positive reviews and 398 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $2.59 to play and can be played and ran on Windows systems. At the moment, it is not possible to play or run Supreme Commander: Forged Alliance on the Steam Deck.

Steam Price $2.59
Release Date 9/29/2011
Developer Gas Powered Games
Publisher Square Enix
Steam App Id 9420

10. Universe Sandbox

Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe. VR optional.

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Universe Sandbox has achieved a Player Score of 94, placing it in the #10 spot for the best Space games. Its score was calculated by analyzing a total of 23,733 reviews on Steam. This breaks down to a total of 22,848 positive reviews and 885 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $29.99 to play and can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Universe Sandbox on the Steam Deck (though some functionality may be limited).

Steam Price $29.99
Release Date 8/24/2015
Developer Giant Army
Publisher Giant Army
Steam App Id 230290

More Space Games

Explore even more rankings for the 100 best Space games available on Steam.

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Soures & References

Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Reviews and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.

  • Valve Corporation. (2024, May 20). Steam Store. Steam Store.
  • Valve Corporation. (2024, May 20). RimWorld on Steam. Steam Store.
  • Valve Corporation. (2024, April 25). Dyson Sphere Program on Steam. Steam Store.
  • Valve Corporation. (2024, May 19). Deep Rock Galactic on Steam. Steam Store.
  • Valve Corporation. (2024, May 18). STAR WARS™ Empire at War - Gold Pack on Steam. Steam Store.
  • Valve Corporation. (2024, May 21). Oxygen Not Included on Steam. Steam Store.
  • Valve Corporation. (2024, April 2). Gravitas on Steam. Steam Store.
  • Valve Corporation. (2024, May 18). LEGO® Star Wars™ - The Complete Saga on Steam. Steam Store.
  • Valve Corporation. (2024, May 20). The Planet Crafter on Steam. Steam Store.
  • Valve Corporation. (2024, May 18). Supreme Commander: Forged Alliance on Steam. Steam Store.
  • Valve Corporation. (2024, May 21). Universe Sandbox on Steam. Steam Store.

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