Best Space Games Under $10

The 25 highest-rated space games you can get for under $10, ranked by Steam reviews, with the cheapest key across 21 stores.

  1. #196% of 84,235 Steam reviews
    Kerbal Space Program game key cover art

    Kerbal Space Program

    $39.99 -82%
    $6.99
    loaded & 40 stores
    2015
    SpaceSimulationSandbox
    Steam96%
    Deckplatinum
  2. #295% of 46,933 Steam reviews
    FTL: Faster Than Light game key cover art

    FTL: Faster Than Light

    $9.99 -69%
    $3.04
    driffle & 19 stores
    2012
    RoguelikeSpaceStrategy
    Steam95%
    Achieve51
    Deckplatinum
  3. #395% of 53,028 Steam reviews
    Outer Wilds game key cover art

    Outer Wilds

    $24.99 -66%
    $8.42
    driffle & 31 stores
    2019
    ExplorationSpaceMystery
    Steam95%
    Achieve17
    Deckgold
  4. #495% of 6,182 Steam reviews
    Heat Signature game key cover art

    Heat Signature

    $14.99 -93%
    $0.95
    kinguin & 13 stores
    2017
    SpaceStealthIndie
    Steam95%
    Achieve70
    Deckplatinum
  5. #592% of 381,693 Steam reviews
    Among Us game key cover art

    Among Us

    $4.99 -49%
    $2.52
    gamivo & 21 stores
    2018
    MultiplayerSocial DeductionOnline Co-Op
    Steam92%
    Achieve33
    Deckgold
  6. #696% of 2,274 Steam reviews
    Heavenly Bodies game key cover art

    Heavenly Bodies

    $19.99 -80%
    $3.88
    driffle & 23 stores
    2021
    PhysicsLocal Co-OpSpace
    Steam96%
    Achieve25
    Deckplatinum
  7. #796% of 1,289 Steam reviews
    Master of Orion II: Battle at Antares game key cover art

    Master of Orion II: Battle at Antares

    $5.99
    steam
    1996
    Strategy4XTurn-Based
    Steam96%
    Deckgold
  8. #893% of 23,559 Steam reviews
    Trailmakers game key cover art

    Trailmakers

    $24.99 -92%
    $1.98
    k4g & 33 stores
    2019
    SpaceFamily FriendlyAction
    Steam93%
    Achieve22
    Deckgold
  9. #994% of 3,434 Steam reviews
    The Swapper game key cover art

    The Swapper

    $14.99 -84%
    $2.29
    g2a & 12 stores
    2013
    PuzzleSci-fiAtmospheric
    Steam94%
    Achieve10
    Deckgold
  10. #1091% of 53,963 Steam reviews
    Astroneer game key cover art

    Astroneer

    $29.99 -82%
    $5.19
    driffle & 22 stores
    2019
    MultiplayerOpen World Survival CraftOpen World
    Steam91%
    Achieve56
    Deckgold
  11. #1198% of 378 Steam reviews
    The Final Earth 2 game key cover art

    The Final Earth 2

    $9.99 -54%
    $4.52
    kinguin & 3 stores
    2022
    Colony SimStrategySpace
    Steam98%
    Achieve27
    Deckgold
  12. #1296% of 619 Steam reviews
    WALL-E game key cover art

    WALL-E

    $19.99 -51%
    $9.61
    eneba & 10 stores
    2008
    AdventureRobotsPost-apocalyptic
    Steam96%
    Deckplatinum
  13. #1391% of 22,310 Steam reviews
    Prey game key cover art

    Prey

    $29.99 -88%
    $3.37
    driffle & 25 stores
    2017
    Sci-fiImmersive SimSpace
    Steam91%
    Achieve58
    Deckplatinum
  14. #1497% of 319 Steam reviews
    Chicken Invaders 2: The Next Wave game key cover art

    Chicken Invaders 2: The Next Wave

    $4.99 -68%
    $1.59
    kinguin & 3 stores
    2002
    ActionIndieCasual
    Steam97%
    Achieve4
    Deckplatinum
  15. #1593% of 2,399 Steam reviews
    Rings of Saturn game key cover art

    Rings of Saturn

    $9.99 -89%
    $1.02
    difmark & 10 stores
    2023
    SpaceSci-fiPhysics
    Steam93%
    Achieve90
    Deckplatinum
  16. #1698% of 259 Steam reviews
    Enter the Chronosphere game key cover art

    Enter the Chronosphere

    $19.94 -55%
    $8.93
    kinguin & 18 stores
    2026
    SpaceDifficultSci-fi
    Steam98%
    Achieve10
  17. #1791% of 12,086 Steam reviews
    Dead Space game key cover art

    Dead Space

    $19.99 -52%
    $9.41
    g2a & 19 stores
    2008
    HorrorSci-fiAction
    Steam91%
    Deckplatinum
  18. #1890% of 67,756 Steam reviews
    Space Engineers game key cover art

    Space Engineers

    $19.99 -71%
    $5.75
    difmark & 38 stores
    2019
    SandboxBuildingSpace
    Steam90%
    Achieve30
    Deckgold
  19. #1990% of 16,247 Steam reviews
    Hardspace: Shipbreaker game key cover art

    Hardspace: Shipbreaker

    $34.99 -95%
    $1.56
    driffle & 18 stores
    2022
    SpaceSci-fiSimulation
    Steam90%
    Achieve27
    Deckgold
  20. #2089% of 26,677 Steam reviews
    LEGO Star Wars: The Skywalker Saga game key cover art

    LEGO Star Wars: The Skywalker Saga

    $49.99 -87%
    $6.00
    driffle & 47 stores
    2022
    Co-opAdventureMultiplayer
    Steam89%
    Achieve45
    Deckplatinum
  21. #2192% of 1,883 Steam reviews
    Space Pirates and Zombies game key cover art

    Space Pirates and Zombies

    $9.99 -75%
    $2.49
    gamivo & 8 stores
    2011
    SpaceActionIndie
    Steam92%
    Achieve48
    Deckgold
  22. #2291% of 3,305 Steam reviews
    Exo One game key cover art

    Exo One

    $16.99 -76%
    $3.98
    kinguin & 8 stores
    2021
    AtmosphericSpaceExploration
    Steam91%
    Achieve28
    Deckgold
  23. #2395% of 309 Steam reviews
    A Sky Full of Stars game key cover art

    A Sky Full of Stars

    $17.99 -94%
    $0.95
    kinguin & 9 stores
    2017
    Visual NovelChoose Your Own AdventureRomance
    Steam95%
    Achieve20
    Deckplatinum
  24. #2489% of 51,841 Steam reviews
    Starbound game key cover art

    Starbound

    $14.99 -88%
    $1.70
    driffle & 21 stores
    2016
    Open World Survival CraftSandboxSurvival
    Steam89%
    Achieve51
    Deckgold
  25. #2589% of 8,000 Steam reviews
    Avorion game key cover art

    Avorion

    $24.99 -64%
    $8.80
    driffle & 18 stores
    2017
    SandboxExplorationSpace Sim
    Steam89%
    Achieve68
    Deckplatinum
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