ObscureWar For Galaxy: New Era
40% matchSpace Sim, Flight, Similar premise
ObscureSpace Tek
36% matchSpace Sim, Science
ObscureHelium Rain
43% matchSpace Sim, Space
AAPhantom Brigade
30% matchOften compared to it, Management, Strategy
ObscureAero Striker - World Invasion
39% matchSpace Sim, Flight
IndieSpace Engineers 2
41% matchSpace Sim, Science
ObscureCosmodrill
38% matchMining, Space, Similar premise
ObscureSpace Killer
36% matchSpace Sim, Space, Similar premise
ObscureHELL GALAXY
34% matchFlight, Space
IndieAstrox Imperium
42% matchSpace Sim, Space
ObscureSpace Dragon
38% matchFlight, Space, Similar premise
ObscureDesk Space: Idle Spacefleet clicker
36% matchSpace, Economy
ObscureWayward Terran Frontier: Zero Falls
42% matchSpace Sim, Open World
ObscurePeriapsis: Eclipse
38% matchScience, Space Sim
ObscureMass Effect 2 (2010) Edition
34% matchSpace, RPG, Similar premise
ObscureSpaceship Simulator
39% matchSpace Sim, Building, Similar premise
ObscureForsaken Portals
37% matchSpace Sim, Space, Similar premise
ObscureExpansion
36% matchSpace Sim, Space, Similar premise
AALost Skies
32% matchBase Building, Flight, steam cloud
ObscureSpace Empires II
36% matchBase Building, Management, Similar premise
ObscureStellar Odyssey
34% matchMining, Economy
IndieLearn to Fly 3
34% matchFlight, Space, Similar premise
ObscureWarp to Sector One
38% matchSpace Sim, Lore-Rich
ObscureSpace Gray X
34% matchSpace Sim, Flight
ObscureSpace Defender: Frontier Squadron
36% matchSpace Sim, Space, Similar premise
ObscureEclesiar
30% matchRPG, Economy
ObscureCosmic collapse
39% matchSpace Sim, Flight, Similar premise
ObscureLeaks In Space
41% matchSpace Sim, Flight, Similar premise
ObscureStarlight Drifter
35% matchSpace Sim, Space
ObscureEdge Of Galaxy
35% matchSpace Sim, Economy
AAParcel Simulator
34% matchBase Building, Economy, steam achievements
IndieStar Trek: Voyager - Across the Unknown
36% matchSpace Sim, Lore-Rich
IndieCosmoteer: Starship Architect & Commander
36% matchSpace Sim, Space, Similar premise
AAInterstellar Rift
41% matchSpace Sim, Mining
AAMedieval Dynasty
32% matchBase Building, Building, steam achievements
AAStar Valor
38% matchSpace Sim, Mining, Similar premise
IndieEndless Sky
43% matchSpace, Space Sim, Similar premise
AAThe Alters
34% matchBase Building, Science, steam achievements
IndieCrown and Adventure
32% matchOpen World, War, Similar premise
ObscureAngry Space Bees
27% matchWar, Space
ObscureStar Singularity
35% matchSpace, Open World, Similar premise
ObscureAlpha Shark
29% matchThird Person, First-Person, Similar premise
ObscureRiftborne
35% matchSpace Sim, Base Building, Similar premise
IndieEVERSPACE™
39% matchSpace Sim, Space
ObscureSPACE DANCE
34% matchFlight, Space
ObscureSuperCluster: Void
37% matchSpace Sim, Space
ObscureSpace Docker VR
42% matchFlight, Space Sim, Similar premise
ObscureIdle Expanse
33% matchRPG, Management, Similar premise