Games like Lunar Odyssey
Games like Lunar Odyssey include Kerbal Space Program, Universe Sandbox, Kerbal Space Program 2, Elite Dangerous, and Reentry - A Space Flight Simulator. We matched them by the tags players give Lunar Odyssey on Steam (Simulation, Space, Immersive Sim, Exploration, and Education): closest matches first, and among equally close ones the better-known games.

Kerbal Space Program
Shared: Simulation · Space · Science

Universe Sandbox
Shared: Simulation · Space · Science

Kerbal Space Program 2
Shared: Space · Exploration · Simulation

Elite Dangerous
Shared: Space · Simulation · Exploration

Reentry - A Space Flight Simulator
Shared: Simulation · Space · Immersive Sim

SpaceEngine
Shared: Space · Sci-fi · Simulation

X4: Foundations
Shared: Simulation · Space · Exploration

V: Rings of Saturn
Shared: Space · Exploration · Sci-fi

X-Plane 11
Shared: Simulation · VR · Realistic

No Man's Sky
Shared: Space · Exploration · Sci-fi

Microsoft Flight Simulator 2024
Shared: Simulation · VR · Realistic

Spaceflight Simulator
Shared: Simulation · Space · Exploration

BeamNG.drive
Shared: Simulation · Realistic · Physics

Microsoft Flight Simulator (2020) 40th Anniversary Edition
Shared: Simulation · VR · Realistic

Euro Truck Simulator 2
Shared: Simulation · Realistic · Exploration

PC Building Simulator
Shared: Simulation · Immersive Sim · Education

Solar Expanse - Space Exploration Manager
Shared: Simulation · Space · Science

Universe Sandbox
Shared: Simulation · Space · Education

X-Plane 12
Shared: Simulation · VR · Immersive Sim

Empyrion - Galactic Survival
Shared: Simulation · Space · Exploration

Stellaris
Shared: Space · Simulation · Exploration

Aerofly FS 2 Flight Simulator
Shared: Simulation · VR · Education

Hardspace: Shipbreaker
Shared: Simulation · Space · Sci-fi

SPORE™
Shared: Simulation · Space · Exploration