IndieKerbal Space Program
72% matchScience, Space Sim, Similar premise
AAReentry - A Space Flight Simulator
62% matchSpace Sim, Science
IndieSpaceflight Simulator
66% matchSpace Sim, Science, Similar premise
IndieAviassembly
56% matchFlight, Science
ObscureKeplerian Space Discovery
63% matchScience, Space Sim
ObscureSpace Manager
58% matchSpace Sim, Flight, Similar premise
IndieJuno: New Origins
59% matchScience, Space Sim
IndieUniverse Sandbox
59% matchScience, Space Sim
ObscureTiny Solar System
56% matchFlight, Space Sim
ObscureAstro VR
58% matchScience, Space Sim
IndieKerbal Space Program 2
62% matchScience, Space Sim
Obscureorbit.industries
55% matchSpace Sim, Science
IndieSpaceEngine
56% matchScience, Space Sim
ObscureSpace Mechanic Simulator
56% matchSpace Sim, Science
ObscureSpace Simulator
55% matchSpace Sim, Space, Similar premise
IndieCelestial Command
57% matchSpace, Space Sim
ObscureSatellite Command
56% matchScience, Space Sim
ObscureOrbit HD
54% matchSpace Sim, Space
ObscureStarbaseSim
53% matchSpace Sim, Flight
ObscureORBITAL
52% matchSpace Sim, Flight
ObscureEarth Analog
50% matchSpace Sim, Flight
AAASpace Engineers
51% matchSpace Sim, Space
ObscureTiny Pixel Planets
50% matchSpace Sim, Space
ObscureOuter Space Shack
50% matchScience, Space Sim
ObscureSylph
55% matchFlight, Space Sim
ObscureMeco Rocket Simulator
53% matchSpace Sim, Science
IndieChildren of a Dead Earth
53% matchScience, Space
AAMars Horizon
49% matchScience, Space Sim
ObscureAstrosphere
49% matchSpace Sim, Space
AASpaceBourne 2
48% matchSpace Sim, Flight
IndieSpace Simulation Toolkit
51% matchSpace Sim, Sandbox
ObscureOrbit-X
51% matchScience, Space Sim
ObscureShuttle Commander
53% matchFlight, Space Sim
ObscureStarlight Explorers
48% matchScience, Space Sim
Obscure1000 days to escape
48% matchSpace Sim, Space
ObscureSolar System Simulator
50% matchSpace Sim, Space
AAOstranauts
47% matchSpace Sim, Flight
AAX4: Foundations
46% matchSpace Sim, Flight
ObscureSpaceKraft!
43% matchSpace Sim, Flight
ObscureSpaceship Commander
44% matchSpace Sim, Space
ObscureSpace Battle VR
50% matchSpace Sim, Flight
ObscureSPACERIFT: Arcanum System
46% matchSpace Sim, Flight
ObscureSpacefleet: Heat Death
46% matchScience, Space Sim
ObscureSpace Sprouts
44% matchSpace Sim, Sandbox
ObscureGo For Launch: Mercury
47% matchSpace Sim, Flight
IndieStarship EVO
50% matchSpace, Space Sim
ObscureFarlight Explorers
48% matchBuilding, Sandbox
ObscureHelium Rain
50% matchSpace Sim, Space