Games like Mars Odyssey
Games like Mars Odyssey include Kerbal Space Program, Elite Dangerous, House of the Dying Sun, STAR WARS™: Squadrons, and Assetto Corsa. We matched them by the tags players give Mars Odyssey on Steam (Simulation, Mars, Indie, and Space): closest matches first, and among equally close ones the better-known games.
Kerbal Space Program
Shared: Simulation · Space · Indie
Elite Dangerous
Shared: Space · Simulation · VR
House of the Dying Sun
Shared: Simulation · Indie · Space
STAR WARS™: Squadrons
Shared: VR · Space · Simulation
Assetto Corsa
Shared: Simulation · VR · Indie
Space Engineers
Shared: Simulation · Space · Indie
Empyrion - Galactic Survival
Shared: Simulation · Space · Indie
Lunar Flight
Shared: Simulation · VR · Indie
Mountain
Shared: Simulation · Indie · Space
ADR1FT
Shared: VR · Space · Indie
War Thunder
Shared: Simulation · VR
Automobilista 2
Shared: Simulation · VR · Indie
FTL: Faster Than Light
Shared: Space · Indie · Simulation
Papers, Please
Shared: Simulation · Indie
Hard Bullet
Shared: VR · Simulation · Indie
Rick and Morty: Virtual Rick-ality
Shared: VR · Simulation · Indie
Contractors
Shared: VR · Simulation · Indie
City Car Driving
Shared: Simulation · VR · Indie
Thief Simulator VR
Shared: Simulation · VR · Indie
Take On Mars
Shared: Simulation · Mars · Space
Onward
Shared: VR · Simulation · Indie
Microsoft Flight Simulator (2020) 40th Anniversary Edition
Shared: Simulation · VR
Spacebase DF-9
Shared: Simulation · Space · Indie
Universe Sandbox
Shared: Simulation · Space · Indie