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Best Space Sim Games

Top 50 of 83 qualifying games — tagged Space Sim (community voting), 1,000+ reviews · ranked by Wilson lower bound on Steam review score · review data as of 2026-05-20.

1 Dyson Sphere Program (2021) Automation · Space · Base-Building · 2M–5M owners · $19.99 97.7%85,088 reviews 2 Oxygen Not Included (2019) Colony Sim · Base-Building · Survival · 2M–5M owners · $24.99 96.8%128,390 reviews 3 Universe Sandbox (2015) Sandbox · Space · Simulation · 1M–2M owners · $29.99 96.4%27,448 reviews 4 Spaceflight Simulator (2022) Sandbox · Space Sim · Space · 200K–500K owners · $9.89 96.3%6,318 reviews 5 SpaceEngine (2019) Early Access · Open World · Casual · 500K–1M owners · $20.99 95.9%12,617 reviews 6 Mars First Logistics (2025) Early Access · Stylized · Mars · 100K–200K owners · $19.99 96.4%1,230 reviews 7 FTL: Faster Than Light (2012) Rogue-like · Space · Strategy · 2M–5M owners · $9.99 95.3%75,052 reviews 8 Kerbal Space Program (2015) Space · Simulation · Sandbox · 2M–5M owners · $9.99 95.2%127,162 reviews 9 Cosmoteer: Starship Architect & Commander (2022) Sci-fi · Singleplayer · 2D · 500K–1M owners · $19.99 95.0%11,171 reviews 10 Dune: Imperium (2024) Board Game · Strategy · Deckbuilding · 100K–200K owners · $14.94 94.8%3,220 reviews 11 Sins of a Solar Empire: Rebellion (2012) Management · Diplomacy · Online Co-Op · 2M–5M owners · $19.99 93.2%16,015 reviews 12 ΔV: Rings of Saturn (2023) Space · Sci-fi · Physics · 100K–200K owners · $9.99 93.4%2,954 reviews 13 3030 Deathwar Redux - A Space Odyssey (2017) Adventure · Indie · Space · 100K–200K owners · $14.99 93.9%1,130 reviews 14 Rodina (2014) Space · Exploration · Open World · 50K–100K owners · $14.99 93.3%1,327 reviews 15 Farlands (2024) Farming Sim · Building · Early Access · 100K–200K owners · $17.99 93.1%1,372 reviews 16 Endless Sky (2015) Space · Free to Play · Open World · 1M–2M owners · Free 92.3%6,651 reviews 17 Starcom: Unknown Space (2024) Space · Exploration · Open World · 100K–200K owners · $24.99 92.4%3,168 reviews 18 Solar 2 (2011) Space · Indie · Casual · 100K–200K owners · $9.99 91.1%2,138 reviews 19 Avorion (2020) Exploration · Sandbox · Space Sim · 500K–1M owners · $24.99 90.2%13,614 reviews 20 Exo One (2021) Atmospheric · Exploration · Space · 200K–500K owners · $16.99 90.2%4,618 reviews 21 PULSAR: Lost Colony (2021) Space Sim · Open World · Simulation · 500K–1M owners · $19.99 90.0%5,578 reviews 22 Hardspace: Shipbreaker (2022) Space · Sci-fi · Simulation · 1M–2M owners · $34.99 89.5%20,422 reviews 23 Starcom: Nexus (2019) Space · Sci-fi · RPG · 50K–100K owners · $19.99 90.3%2,132 reviews 24 Juno: New Origins (2023) Building · Science · Space Sim · 200K–500K owners · $19.99 90.0%3,118 reviews 25 House of the Dying Sun (2016) Action · Simulation · Indie · 100K–200K owners · $19.99 89.9%1,908 reviews 26 Deliver Us The Moon (2019) Adventure · Indie · Action · 200K–500K owners · $24.99 88.6%8,377 reviews 27 Void Crew (2024) Co-op · Multiplayer · Space Sim · 200K–500K owners · $24.99 88.2%6,713 reviews 28 60 Parsecs! (2018) Turn-Based Strategy · Text-Based · Funny · 200K–500K owners · $9.99 88.4%3,694 reviews 29 Astrometica (2024) Space Sim · Survival · Open World · 50K–100K owners · $19.99 87.5%2,019 reviews 30 Stardeus (2022) Early Access · Exploration · Colony Sim · 100K–200K owners · $29.99 87.8%1,343 reviews 31 Space Haven (2020) Base-Building · Space · Colony Sim · 200K–500K owners · $24.99 86.3%9,009 reviews 32 Astrox Imperium (2019) Space · Simulation · Indie · 50K–100K owners · $14.99 86.5%1,159 reviews 33 Rebel Galaxy (2015) Space · Open World · Sci-fi · 500K–1M owners · $19.99 85.2%8,060 reviews 34 Surviving Mars (2018) Colony Sim · City Builder · Strategy · 2M–5M owners · $29.99 84.6%26,570 reviews 35 X3: Terran Conflict (2008) Space · Simulation · Sandbox · 500K–1M owners · $15.99 85.4%2,791 reviews 36 No Man's Sky (2016) Open World · Open World Survival Craft · Space · 5M–10M owners · $59.99 83.1%352,858 reviews 37 Starship EVO (2020) Action · Indie · Simulation · 50K–100K owners · $24.99 85.2%1,079 reviews 38 Star Traders: Frontiers (2018) Sci-fi · Moddable · Simulation · 100K–200K owners · $14.99 84.1%3,623 reviews 39 Mars Horizon (2020) Management · Space · Strategy · 200K–500K owners · $19.99 84.0%2,974 reviews 40 Tin Can (2022) Simulation · Space · Survival · 100K–200K owners · $19.99 84.7%1,198 reviews 41 Executive Assault 2 (2023) RTS · Building · Strategy · 50K–100K owners · $24.99 83.9%1,508 reviews 42 Chorus (2021) Action · Adventure · Indie · 200K–500K owners · $24.99 82.9%4,042 reviews 43 Astro Colony (2022) Base-Building · Automation · Early Access · 50K–100K owners · $19.99 82.2%2,256 reviews 44 Redout 2 (2022) Racing · Flight · PvP · 50K–100K owners · $19.99 81.7%1,214 reviews 45 Planetbase (2015) Colony Sim · City Builder · Base-Building · 1M–2M owners · $14.99 79.8%9,852 reviews 46 X4: Foundations (2018) Space Sim · Simulation · Sandbox · 1M–2M owners · $12.49 79.5%23,847 reviews 47 Universe Sandbox Legacy (2011) Simulation · Sandbox · Space · 500K–1M owners · Free 80.4%2,951 reviews 48 Empyrion - Galactic Survival (2020) Simulation · Co-op · Open World Survival Craft · 1M–2M owners · $7.99 78.8%33,247 reviews 49 Nimbatus - The Space Drone Constructor (2020) Strategy · Singleplayer · Adventure · 20K–50K owners · $4.99 79.7%2,089 reviews 50 EVERSPACE (2017) Space · Action Roguelike · Action · 500K–1M owners · $19.99 78.7%11,020 reviews