Single-player games like Lunar Odyssey
Below are 9 single-player Steam games similar to Lunar Odyssey, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Lunar Odyssey page.
Ranked picks
- 1

3D Solar System Simulator
Single-player alternative to Lunar Odyssey — playable solo, no multiplayer required. Shares Simulation with Lunar Odyssey.
This is a simulation based upon real physics. Its specifically for use with 3D headsets such as the HTC Vive and Oculus quest. It gives you a 3D perspective of how gravity works and interacts on all the bodies in a solar system. You can experiment with creating your own solar system.
- 2

OVERVIEW (A Walk Through The Universe)
Single-player alternative to Lunar Odyssey — playable solo, no multiplayer required. Shares Simulation with Lunar Odyssey.
Overview is a mind-changing experience about our position in the Universe. With a narrative and an interactive mode, it features realistic imagery and accurate data to leave you in awe and wonder at the vastness of the Cosmos.
- 3

Astro VR
Single-player alternative to Lunar Odyssey — playable solo, no multiplayer required. Shares Simulation with Lunar Odyssey.
Freely travel among the stars and planets in this made for VR astronomy simulation. Experience space from some of the smallest solar system bodies to our largest planets. Or leave the solar system to explore strange new worlds orbiting stars so distant it takes light thousands of years to get here.
- 4

Skyos
Single-player alternative to Lunar Odyssey — playable solo, no multiplayer required. Shares Simulation and Early Access with Lunar Odyssey.
SKYOS is a real-time 3D space simulation where Earth, satellites, constellations, weather imagery, and orbital events evolve in sync with the living sky, while cinematic Earth-to-Moon missions unfold through real-time launch windows and orbital transfers.
- 5

PlanetariumVR
Single-player alternative to Lunar Odyssey — playable solo, no multiplayer required. Shares Simulation with Lunar Odyssey.
Planetarium for VR to learn about the stars, constellations, and deep sky objects from the Messier, Caldwell, Herschel400, NGC, IC, Sharpless, and Arp catalogs. Learn the positions of stars and the Messier objects; play the minesweeper in VR in a polyhedron.
- 6

Enter The Moon
Single-player alternative to Lunar Odyssey — playable solo, no multiplayer required. Shares Simulation with Lunar Odyssey.
Space simulation moon game. Explore the moon, mars, venus and mercury in breathtaking real-time 3D. Explore their geological aspects. Battle against spaceships or a secret lunar base. Enter the ISS. Measure the moon. And get in the cockpit.
- 7

Non Fingo VR
Single-player alternative to Lunar Odyssey — playable solo, no multiplayer required. Shares Simulation and Early Access with Lunar Odyssey.
Non Fingo is a VR Space Combat Sim with n-body gravity, realistic(ish) physics, fully simulated projectiles, and 0g player movement in Early Access under active development by an independent, solo developer.
- 8

WirtschaftsWoche Virtual Reality
Single-player alternative to Lunar Odyssey — playable solo, no multiplayer required. Shares Simulation with Lunar Odyssey.
Virtual Reality Simulation Experience in Virtual Reality how an electric car is created, or save a person's life in the hospital of the future.
- 9

Scrap Age: Survivors
Single-player alternative to Lunar Odyssey — playable solo, no multiplayer required.
Join Orin and The Rust Wanderers in their battle against the relentless forces of the Dominant Hand. Take the fight to The Baron and his Dominant Hand Forces to free The Slaglands from his cold iron grip! Gather Scrap and grow in power on your quest to rescue your friends and gain your independence.