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Best Space Sim Games

Top 50 of 94 qualifying games — tagged Space Sim (community voting), 1,000+ reviews · ranked by Wilson lower bound on Steam review score · review data as of 2026-08-06.

1 Fractal Block World (2021) Exploration · Open World · FPS · $6.99 98.3%1,527 reviews 2 Dyson Sphere Program (2021) Automation · Space · Base-Building · $19.99 97.5%91,376 reviews 3 Oxygen Not Included (2019) Colony Sim · Base-Building · Survival · $24.99 96.7%143,081 reviews 4 Spaceflight Simulator (2022) Sandbox · Space Sim · Space · $9.89 96.8%9,598 reviews 5 Universe Sandbox (2015) Sandbox · Space · Simulation · $29.99 96.5%31,869 reviews 6 Reentry - A Space Flight Simulator (2025) Early Access · Space · Simulation · $34.99 96.9%1,337 reviews 7 SpaceEngine (2019) Early Access · Open World · Casual · $20.99 96.1%16,206 reviews 8 Kerbal Space Program (2015) Space · Simulation · Sandbox · $9.99 95.6%145,341 reviews 9 FTL: Faster Than Light (2012) Rogue-like · Space · Strategy · $9.99 95.1%78,456 reviews 10 Mars First Logistics (2025) Early Access · Stylized · Mars · $19.99 94.9%3,719 reviews 11 Cosmoteer: Starship Architect & Commander (2022) Sci-fi · Singleplayer · 2D · $19.99 94.4%12,776 reviews 12 Dune: Imperium (2024) Board Game · Strategy · Deckbuilding · $14.94 94.0%4,305 reviews 13 Sins of a Solar Empire: Rebellion (2012) Management · Diplomacy · Online Co-Op · $19.99 93.2%16,322 reviews 14 3030 Deathwar Redux - A Space Odyssey (2017) Adventure · Indie · Space · $14.99 93.8%1,163 reviews 15 ΔV: Rings of Saturn (2023) Space · Sci-fi · Physics · $9.99 92.6%3,428 reviews 16 Endless Sky (2015) Space · Free to Play · Open World · Free 92.3%7,074 reviews 17 Starcom: Unknown Space (2024) Space · Exploration · Open World · $24.99 92.4%4,442 reviews 18 Rodina (2014) Space · Exploration · Open World · $14.99 93.0%1,330 reviews 19 Solar 2 (2011) Space · Indie · Casual · $9.99 90.9%2,225 reviews 20 Avorion (2020) Exploration · Sandbox · Space Sim · $24.99 90.0%14,528 reviews 21 Starcom: Nexus (2019) Space · Sci-fi · RPG · $19.99 90.4%2,310 reviews 22 Exo One (2021) Atmospheric · Exploration · Space · $16.99 89.9%5,242 reviews 23 Farlands (2024) Farming Sim · Building · Early Access · $17.99 90.5%1,686 reviews 24 PULSAR: Lost Colony (2021) Space Sim · Open World · Simulation · $19.99 89.8%5,726 reviews 25 Hardspace: Shipbreaker (2022) Space · Sci-fi · Simulation · $34.99 89.3%22,250 reviews 26 House of the Dying Sun (2016) Action · Simulation · Indie · $19.99 89.6%2,039 reviews 27 Juno: New Origins (2023) Building · Science · Space Sim · $19.99 89.2%3,521 reviews 28 The Orville - Interactive Fan Experience (2019) Sandbox · Space · Sci-fi · Free 89.9%1,043 reviews 29 60 Parsecs! (2018) Turn-Based Strategy · Text-Based · Funny · $9.99 88.7%4,083 reviews 30 Deliver Us The Moon (2019) Adventure · Indie · Action · $24.99 88.2%9,500 reviews 31 Voyager-19 (2024) Horror · Space · Sci-fi · $3.99 88.0%1,010 reviews 32 Void Crew (2024) Co-op · Multiplayer · Space Sim · $24.99 86.5%8,402 reviews 33 Stardeus (2022) Early Access · Exploration · Colony Sim · $29.99 87.0%1,548 reviews 34 Space Haven (2020) Base-Building · Space · Colony Sim · $24.99 85.8%11,032 reviews 35 No Man's Sky (2016) Open World · Open World Survival Craft · Space · $59.99 85.0%413,026 reviews 36 Rebel Galaxy (2015) Space · Open World · Sci-fi · $19.99 85.1%8,376 reviews 37 X3: Terran Conflict (2008) Space · Simulation · Sandbox · $15.99 85.4%2,859 reviews 38 Space industrial empire (2024) Automation · Space · Indie · $5.99 85.7%1,038 reviews 39 Mars Horizon (2020) Management · Space · Strategy · $19.99 84.1%3,086 reviews 40 Tin Can (2022) Simulation · Space · Survival · $19.99 84.6%1,349 reviews 41 Star Traders: Frontiers (2018) Sci-fi · Moddable · Simulation · $14.99 83.5%3,800 reviews 42 Astrox Imperium (2019) Space · Simulation · Indie · $14.99 84.2%1,245 reviews 43 Starship EVO (2020) Action · Indie · Simulation · $24.99 83.5%1,507 reviews 44 Lightracer Spark (2023) RPG · Sci-fi · Space · $9.09 83.8%1,014 reviews 45 Chorus (2021) Action · Adventure · Indie · $24.99 82.4%4,624 reviews 46 Astrometica (2024) Space Sim · Survival · Open World · $19.99 82.6%3,167 reviews 47 Redout 2 (2022) Racing · Flight · PvP · $19.99 83.0%1,469 reviews 48 Executive Assault 2 (2023) RTS · Building · Strategy · $24.99 82.8%1,759 reviews 49 X4: Foundations (2018) Space Sim · Simulation · Sandbox · $12.49 79.9%29,756 reviews 50 Surviving Mars (2018) Colony Sim · City Builder · Strategy · $29.99 79.9%28,671 reviews