IMHO.

Single-player games like PlanetariumVR

Below are 8 single-player Steam games similar to PlanetariumVR, 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 PlanetariumVR page.

Ranked picks

  1. 1
    3D Solar System Simulator — Steam game cover

    3D Solar System Simulator

    Single-player alternative to PlanetariumVR — playable solo, no multiplayer required. Shares Simulation with PlanetariumVR.

    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.

    2022Simulation0.99 USDSingle-playerSimilar games →
  2. 2
    Lunar Odyssey — Steam game cover

    Lunar Odyssey

    Single-player alternative to PlanetariumVR — playable solo, no multiplayer required. Shares Simulation with PlanetariumVR.

    Don your xEMU Spacesuit, explore the Orontius Crater, and Lunar Module in an immersive first-person VR experience with out of this world accuracy and interaction. Follow real-life procedures, launch the Apollo-era Lunar Module, play Space Golf, and experience the moon like never before.

    2022SimulationEarly AccessFreeSingle-playerSimilar games →
  3. 3
    Escape the Lab — Steam game cover

    Escape the Lab

    Single-player alternative to PlanetariumVR — playable solo, no multiplayer required. Shares Indie and Simulation with PlanetariumVR.

    “Escape the Lab” – Virtual Reality experience of an Escape Room that focuses on realistic chemical experiments.

    2020IndieSimulationCasual4.99 USDSingle-playerSimilar games →
  4. 4
    OVERVIEW (A Walk Through The Universe) — Steam game cover

    OVERVIEW (A Walk Through The Universe)

    Single-player alternative to PlanetariumVR — playable solo, no multiplayer required. Shares Indie and Simulation with PlanetariumVR.

    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.

    2018IndieSimulationCasual9.99 USDSingle-playerSimilar games →
  5. 5
    WirtschaftsWoche Virtual Reality — Steam game cover

    WirtschaftsWoche Virtual Reality

    Single-player alternative to PlanetariumVR — playable solo, no multiplayer required. Shares Simulation with PlanetariumVR.

    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.

    2021Simulation4.99 USDSingle-playerSimilar games →
  6. 6
    ArtPuzzle VR — Steam game cover

    ArtPuzzle VR

    Single-player alternative to PlanetariumVR — playable solo, no multiplayer required. Shares Indie and Simulation with PlanetariumVR.

    Relax and solve puzzles, improve your three-dimensional and visual thinking, explore great masterpieces of the past and works of modern artists.

    2021IndieSimulationCasual9.99 USDSingle-playerSimilar games →
  7. 7
    Astro VR — Steam game cover

    Astro VR

    Single-player alternative to PlanetariumVR — playable solo, no multiplayer required. Shares Indie and Simulation with PlanetariumVR.

    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.

    2024IndieSimulationCasual4.99 USDSingle-playerSimilar games →
  8. 8
    Stargaze — Steam game cover

    Stargaze

    Single-player alternative to PlanetariumVR — playable solo, no multiplayer required. Shares Indie and Simulation with PlanetariumVR.

    Gaze into the stars as a curious astronomer in this VR adventure of magic & science. Manipulate a strangely powerful telescope and influence a galaxy of planets and their inhabitants for the better. Take photos and conduct intricate research to uncover the deepest cosmic secrets.

    2020IndieAdventureSimulation19.99 USDSingle-playerSimilar games →