Best Space Games on Steam
Steam currently has 7,773 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 6/20/2026.
Looking for more? Explore other lists such as:
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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.
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 241,609 reviews on Steam. This breaks down to a total of 236,485 positive reviews and 5,124 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. Deep Rock Galactic
Deep Rock Galactic is a 1-4 player co-op FPS featuring dwarven space miners, procedurally-generated destructible environments, and endless hordes of alien monsters. Explore cave systems, mine for minerals, and work together to survive!
Deep Rock Galactic 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 377,135 reviews on Steam. This breaks down to a total of 366,392 positive reviews and 10,743 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $8.99 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 | $8.99 |
| Release Date | 5/13/2020 |
| Franchise | Coffee Stain |
| Developer | Ghost Ship Games |
| Publisher | Coffee Stain Publishing |
| Steam App Id | 548430 |
3. 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.
Dyson Sphere Program 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 90,981 reviews on Steam. This breaks down to a total of 88,698 positive reviews and 2,283 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $15.99 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 | $15.99 |
| Release Date | 1/20/2021 |
| Developer | Youthcat Studio |
| Publishers | |
| Steam App Id | 1366540 |
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?
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 42,633 reviews on Steam. This breaks down to a total of 41,664 positive reviews and 969 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $6.99 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 | $6.99 |
| Release Date | 5/25/2010 |
| 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.
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 141,819 reviews on Steam. This breaks down to a total of 137,207 positive reviews and 4,612 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $7.49 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 | $7.49 |
| Release Date | 7/30/2019 |
| Franchise | Klei |
| Developer | Klei Entertainment |
| Publisher | Klei Entertainment |
| Steam App Id | 457140 |
6. Picayune Dreams
Picayune Dreams is a roguelike blend of bullet heaven horde survival, and bullet hell gameplay. Adrift across the endless void, you must fend off thousands of nightmarish and otherwordly creatures. Uncover a mysterious and surreal story. And don't forget. You mu [TRANSMISSION INTERRUPTED...]
Picayune Dreams 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 4,471 reviews on Steam. This breaks down to a total of 4,422 positive reviews and 49 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $2.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Picayune Dreams on the Steam Deck (though some functionality may be limited).
| Steam Price | $2.99 |
| Release Date | 12/4/2023 |
| Franchise | 2 Left Thumbs |
| Developers | |
| Publisher | 2 Left Thumbs |
| Steam App Id | 2088840 |
7. PRAGMATA
Pragmata is a unique, sci-fi action-adventure game from Capcom. Follow Hugh, a member of an ill-fated investigation team, and Diana, a young android, as they navigate a lunar facility taken over by rogue AI in search of a way to Earth.
PRAGMATA has achieved a Player Score of 95, placing it in the #7 spot for the best Space games. Its score was calculated by analyzing a total of 48,739 reviews on Steam. This breaks down to a total of 47,121 positive reviews and 1,618 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $59.99 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 | $59.99 |
| Release Date | 4/17/2026 |
| Developer | CAPCOM Co., Ltd. |
| Publisher | CAPCOM Co., Ltd. |
| Steam App Id | 3357650 |
8. Aliya: Timelink
The player connects to a girl in distress in space thousands of years later? How will they resolve the crisis and discover the truth? Through the mechanism of real-time synchronization, the game breaks through the dimensional wall and creates an immersive dialogue across time and space.
Aliya: Timelink has achieved a Player Score of 95, placing it in the #8 spot for the best Space games. Its score was calculated by analyzing a total of 9,078 reviews on Steam. This breaks down to a total of 8,881 positive reviews and 197 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $2.48 to play and can be played and ran on Windows systems. At the moment, it is possible to play Aliya: Timelink on the Steam Deck (though some functionality may be limited).
| Steam Price | $2.48 |
| Release Date | 4/25/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 2704110 |
9. 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.
Gravitas has achieved a Player Score of 95, placing it in the #9 spot for the best Space games. Its score was calculated by analyzing a total of 7,082 reviews on Steam. This breaks down to a total of 6,937 positive reviews and 145 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is completely free 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.
| Release Date | 8/24/2019 |
| Developer | Galaxy Shark Studios |
| Publisher | Galaxy Shark Studios |
| Steam App Id | 1067310 |
10. shapez 2 - Factory
Dive into a factory-building game with the focus on just that – building huge space factories! Design sprawling multi-level factories and satisfying production lines without limits. Tackle progressively challenging automation goals at your own pace, without the threat of enemies.
shapez 2 - Factory has achieved a Player Score of 95, placing it in the #10 spot for the best Space games. Its score was calculated by analyzing a total of 14,651 reviews on Steam. This breaks down to a total of 14,240 positive reviews and 411 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $17.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play shapez 2 - Factory on the Steam Deck (though some functionality may be limited).
| Steam Price | $17.99 |
| Release Date | 4/23/2026 |
| Franchise | tobspr Games |
| Developer | tobspr Games |
| Publishers | |
| Steam App Id | 2162800 |
More Space Games
Explore even more rankings for the 100 best Space games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 22,950 | 10/17/2018 | 97 | $34.99 | Steam Charts | |
| 4,176 | 5/13/2020 | 96 | $8.99 | Steam Charts | |
| 1,710 | 1/20/2021 | 96 | $15.99 | Steam Charts | |
| 1,909 | 5/25/2010 | 96 | $6.99 | Steam Charts | |
| 9,061 | 7/30/2019 | 95 | $7.49 | Steam Charts | |
| 26 | 12/4/2023 | 95 | $2.99 | Steam Charts | |
| 1,251 | 4/17/2026 | 95 | $59.99 | Steam Charts | |
| 79 | 4/25/2024 | 95 | $2.48 | Steam Charts | |
| 4 | 8/24/2019 | 95 | Free | Steam Charts | |
| 1,019 | 4/23/2026 | 95 | $17.99 | Steam Charts | |
 | 227 | 11/12/2009 | 94 | $4.99 | Steam Charts | |
 | 4,083 | 4/10/2024 | 94 | $11.99 | Steam Charts | |
 | 255 | 8/24/2015 | 94 | $29.99 | Steam Charts | |
 | 5,733 | 4/27/2015 | 94 | $9.99 | Steam Charts | |
 | 7 | 5/29/2026 | 94 | Free | Steam Charts | |
 | 982 | 6/18/2020 | 94 | $14.99 | Steam Charts | |
 | 720 | 9/28/2011 | 94 | $2.59 | Steam Charts | |
 | 282 | 2/17/2022 | 94 | $7.49 | Steam Charts | |
 | 2 | 6/9/2023 | 94 | Free | Steam Charts | |
 | 884 | 9/14/2012 | 94 | $2.49 | Steam Charts |
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. (2026, June 20). Steam Store. Steam Store.
- Valve Corporation. (2026, June 20). RimWorld on Steam. Steam Store.
- Valve Corporation. (2026, June 24). Deep Rock Galactic on Steam. Steam Store.
- Valve Corporation. (2026, June 28). Dyson Sphere Program on Steam. Steam Store.
- Valve Corporation. (2026, June 25). STAR WARS™ Empire at War - Gold Pack on Steam. Steam Store.
- Valve Corporation. (2026, June 25). Oxygen Not Included on Steam. Steam Store.
- Valve Corporation. (2026, June 25). Picayune Dreams on Steam. Steam Store.
- Valve Corporation. (2026, June 19). PRAGMATA on Steam. Steam Store.
- Valve Corporation. (2026, June 28). Aliya: Timelink on Steam. Steam Store.
- Valve Corporation. (2026, April 2). Gravitas on Steam. Steam Store.
- Valve Corporation. (2026, June 25). shapez 2 - Factory on Steam. Steam Store.