IMHO.

Games like Space Planet Explorer

If Space Planet Explorer is your kind of game, the closest matches are Celestial Golf, Astrobound and Soyuz Constructors — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Space Planet Explorer: One wrong jump ends the mission. Explore 76 real worlds, from Mercury to TRAPPIST-1e, built from NASA data and astronomical research. Manage scarce resources, survey distant worlds, and search for humanity's new home in a science-driven space roguelite where every run could be your last.

StrategyIndieAdventureSimulationWindowsby ioStudios
Space Planet Explorer — Steam game cover

Players who liked Space Planet Explorer also play

Steam players who put hours into Space Planet Explorer also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Celestial Golf

    WHY THIS

    Top pick for Space Planet Explorer fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Space Planet Explorer.

    It’s 2D golf on an astronomical scale. Bite-sized missions will teach you the techniques of real space flight, without having to worry about fuel or crew. Precisely plan orbital trajectories over the moons of Mars, through the rings of Saturn, and boldly go where no golf ball has gone before.

    2026SportsStrategyIndieSteam ↗
  2. Astrobound

    WHY THIS

    Second-strongest match for Space Planet Explorer fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Adventure with Space Planet Explorer.

    Survive and explore space in Astrobound! Visit strange planets, encounter cosmic calamities, and keep your crew alive as you journey through the stars in a retro-inspired whimsical space adventure.

    2026StrategyAdventureSimulationSteam ↗
  3. Soyuz Constructors

    WHY THIS

    Third-strongest match for Space Planet Explorer fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Space Planet Explorer.

    Become a pioneer of spaceflight. As an engineer in the Soviet Space Program you will be responsible for repairing, fixing and building the iconic spacecraft and rockets from the R-7 family.

    IndieSimulationSteam ↗
  4. Starwake

    WHY THIS

    Ranked #4 for Space Planet Explorer fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Adventure with Space Planet Explorer.

    Command a starship through a dangerous, procedurally generated galaxy in this fast-paced roguelike where every pinball shot can mean the difference between victory and destruction.

    2026StrategyAdventureSimulationSteam ↗
  5. Galactic Simulator2: Stargate

    WHY THIS

    Ranked #5 for Space Planet Explorer fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Space Planet Explorer.

    Galactic Simulator 2: Stargate is a roguelite simulation game inspired by the Fermi Paradox and the Great Filter. Pilot your ship, gather resources, build stargates, and discover other civilizations as you explore an ever-evolving galaxy.

    2025StrategyIndieSimulation3.89 USDSteam ↗
  6. Void Salvage

    WHY THIS

    Ranked #6 for Space Planet Explorer fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Space Planet Explorer.

    Salvage derelicts, fight off bad guys, upgrade your ship, and make good or bad choices. The game starts difficult, but eventually you'll be able to sit back and watch your ship destroy everything.

    2026ActionStrategyIndie5.94 USDSteam ↗
  7. Voyager 2

    WHY THIS

    Ranked #7 for Space Planet Explorer fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Space Planet Explorer.

    Launch the Voyager space probe to the furthest depths of the Solar System! Use gravity to slingshot around planets and scan, orbit, or land on targets to earn stunning replays of your accomplishments.

    2023StrategyIndieSimulation6.99 USDSteam ↗
  8. Kerbal Space Program

    WHY THIS

    Ranked #8 for Space Planet Explorer fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Space Planet Explorer.

    In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.

    2015IndieSimulation9.99 USDDeck PlayableSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Space Planet Explorer.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  2. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Space Planet Explorer.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  3. ENA: Dream BBQ

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Space Planet Explorer.

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  4. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Space Planet Explorer.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  5. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Space Planet Explorer.

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  6. Sheepy: A Short Adventure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Space Planet Explorer.

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  7. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Space Planet Explorer.

    ‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  8. NGU IDLE

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Space Planet Explorer.

    NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!

    2019IndieAdventureSimulationFreeDeck PlayableSteam ↗

More from ioStudios

Other recommendable Steam games by ioStudios, ranked by review count so the studio's hits land first.

  1. Biosphere Simulator

    WHY THIS

    Another title from ioStudios, the studio behind Space Planet Explorer. Shares Strategy and Indie with Space Planet Explorer.

    Biosphere Simulator is a planetary god game sandbox where you guide a dead volcanic world through billions of years of evolution. Seed life, shape ecosystems, unleash cataclysms, and watch civilizations rise from primordial microbes to spacefaring societies.

    2026StrategyIndieSimulationSteam ↗
  2. Cozy Airways

    WHY THIS

    Another title from ioStudios, the studio behind Space Planet Explorer. Shares Strategy and Indie with Space Planet Explorer.

    An airline tycoon with the stress taken out. Open routes across a storybook world, look after passengers who each have a story of their own, decorate a lounge worth waiting in, and grow one little plane into a global airline — at whatever pace feels good.

    StrategyIndieSimulationSteam ↗
  3. The Rug Racket

    WHY THIS

    Another title from ioStudios, the studio behind Space Planet Explorer. Shares Strategy and Indie with Space Planet Explorer.

    Inherit a rundown rug-cleaning shop and master a satisfying craft. Dust, wash, rinse and revive rugs one stain at a time. Build a reputation, keep the lights on, and squirm out from under the mob family that owns your debt. Every rug's a small win, and every tribute payment says you're not free yet.

    StrategyIndieSimulationSteam ↗
  4. Kung Fu: The Devil's Temple Awaits

    WHY THIS

    Another title from ioStudios, the studio behind Space Planet Explorer. Shares Indie with Space Planet Explorer.

    Fight your way up the five floors of the Devil's Temple in a pixel-art beat-'em-up built on arcade classics. Punches, kicks, grabs, weapon pickups and Ki-Burst combos — alone or in local 2-player co-op. Reach the top. Take back the temple.

    ActionIndieSteam ↗
  5. Divine Ascendancy

    WHY THIS

    Another title from ioStudios, the studio behind Space Planet Explorer. Shares Strategy and Indie with Space Planet Explorer.

    Command a mortal civilization as a god of Olympus. Build through four ages, unleash 34 miracles, hold the line on the Road of Doubt, slay the dragon — and complete the Ascension Ritual to claim true godhood.

    StrategyIndieSimulationSteam ↗
  6. Null Keeper

    WHY THIS

    Another title from ioStudios, the studio behind Space Planet Explorer. Shares Strategy and Indie with Space Planet Explorer.

    Run an evil asteroid base in the void. Dig, claim, and build your lair, summon entities through Warp Rifts, and repel the Vanguard raids hammering your Void Core — while MALACHAR, your AI narrator, judges your every move.

    StrategyIndieSimulationSteam ↗
  7. Crownbane

    WHY THIS

    Another title from ioStudios, the studio behind Space Planet Explorer. Shares Strategy and Indie with Space Planet Explorer.

    One Crown. Endless War. Command a city in an ever-running war between four nations — build deep, muster a veteran army that survives between battles, and tip a war no one can win alone. Free to play, right in your browser or on desktop.

    StrategyIndieMassively MultiplayerFreeSteam ↗
  8. Battleboard

    WHY THIS

    Another title from ioStudios, the studio behind Space Planet Explorer. Shares Strategy and Indie with Space Planet Explorer.

    Build. Muster. Rule the hex. A turn-based hex wargame where your buildings drip-feed an army of unit cards — deploy them across six biomes, master four asymmetric factions, and let the dice decide who holds the line.

    StrategyIndieSteam ↗

Frequently asked about Space Planet Explorer

What games are most similar to Space Planet Explorer?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Space Planet Explorer are Celestial Golf, Astrobound, Soyuz Constructors.
Who developed Space Planet Explorer?
Space Planet Explorer was developed by ioStudios.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Space Planet Explorer.

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