60+ similar titles based on shared tags and player behavior. Themes include Space Sim, Simulation, Space, Singleplayer.
A multiplayer space simulator to play with friends. Control your planet's gravity to pull in rare gases, absorb space dust, and increase your mass. Progress through all stages of cosmic evolution: from a gas giant and a blazing star to a supermassive black hole.
Once Upon The Universe
Once Upon The Universe is a god-game that takes you to the VERY beginning of creation. You begin the game just after the big bang, with nothing but an empty space and a lot of super hot hydrogen in the entire universe. Fill the universe with life and watch it thrive - or destory it.
REAL MOON
Explore a precisely recreated lunar surface built from real data and a JAXA-backed simulation.
Once Upon The Universe is a god-game that takes you to the VERY beginning of creation. You begin the game just after the big bang, with nothing but an empty space and a lot of super hot hydrogen in the entire universe. Fill the universe with life and watch it thrive - or destory it.
Why similar: God Game 35.8% ★, Space Sim 30.6%, Space 15.2%, Life Sim 13%, Simulation 5.1%
Explore a precisely recreated lunar surface built from real data and a JAXA-backed simulation.
Why similar: Space Sim 40.2%, Space 18.7%, Simulation 13.2%, Exploration 11.4%, Third Person 8.5%
A space civilisation management game. Play as a Galactic Caretaker, controlling the growth of developing civilisations. Ensure each society reaches their galactic exploration potential….but not before they are ready.
Why similar: God Game 30.8% ★, Space Sim 27.8%, Immersive Sim 14.8%, Exploration 8%, Space 7.2%
The world's first science-based photorealistic interactive 3D planetarium that models the entire Universe, using procedural generation for uncharted areas.
Why similar: Space Sim 41.6%, Space 17.6%, Simulation 15.1%, Exploration 11.3%, Realistic 7.2%
Step into the past and rebuild history in Epoch Makers, a co-op restoration sim for 1–4 players. Clean, repair, and reconstruct iconic landmarks while tackling tricky obstacle courses that test your coordination, timing, and teamwork.
Why similar: God Game 28.2% ★, Space Sim 25%, Immersive Sim 11.9%, Life Sim 11.4%, Exploration 6.6%
A first-person space sim set in the real solar system at true scale, with every planet where it actually is today. Dock at the ISS, take contracts, survey planets, mine moons, haul cargo and fight pirates across genuine interplanetary distances as you rise from cadet to major.
Why similar: Space Sim 42.4%, Space 20.9%, Exploration 9.6%, Open World 9.4%, Simulation 8.8%
Explore and unravel the mysteries of Rheksetor!
Why similar: Space Sim 30%, Immersive Sim 18%, Space 17.3%, Exploration 9.9%, Open World 6.8%
Start as an asteroid, grow by absorbing other celestial bodies to become a planet, a star, and ultimately a black hole. Experience realistic gravity and orbital physics in an ever-evolving sandbox universe.
Why similar: God Game 29.3% ★, Space Sim 28.2%, Space 19.6%, Simulation 7.2%, Exploration 6.9%
Rover Simulator allows you to experience the cosmos through the lens of a Rover. Explore celestial bodies across the galaxy in the pursuit of evidence pointing to signs of life as well as gaining a broader understanding of the universe to pave the way for colonization beyond the Earth.
Why similar: Space Sim 36.7%, Immersive Sim 17%, Simulation 11.7%, Exploration 10.6%, Space 8.9%
Fly real astrodynamics from an Apollo-era DSKY. Plan Lambert transfers, mine asteroids, build a fleet, and survive a 38-body solar system where every trajectory is solved from Kepler's equation. No autopilot, no cheating.
Why similar: Space Sim 38.4%, Immersive Sim 19%, Simulation 12.6%, Space 12.1%, Exploration 10.6%
Space Travellers is a unique open-world sandbox space simulator set in the year 2343. Travel the galaxy, trade, explore unexplored worlds, fight, build bases and factories, forge alliances and experience new adventures!
Why similar: Space Sim 34.2%, Space 17.6%, Immersive Sim 15.8%, Exploration 8.6%, Open World 7.8%
TeepyTime is a shared ambient application. You appear as a glowing orb in space alongside other connected players. There are no objectives. Each player's orbit is procedurally generated and unique.
Why similar: Space Sim 36.9%, Immersive Sim 25.9%, Space 22.3%, Simulation 9.5%, Multiplayer 2.7%
Explore unique star systems in AGOS: A Game of Space! Scavenge resources, face the danger of space and save humankind.
Why similar: Space Sim 42.7%, Immersive Sim 19.7%, Simulation 10.3%, Space 9.5%, Exploration 7.1%
Opportunity is an atmospheric narrative game where you become the famous NASA rover and brave the many obstacles littering the desolate red planet in order to finally complete its mission.
Why similar: Space Sim 37.4%, Immersive Sim 18%, Simulation 12.6%, Space 10.7%, Exploration 10.5%
A futuristic sci-fi persistent universe exploration game with one million stars and 18 million planets and moons. Fly your ship to any star and explore its solar system. Claiming stars, planets and moons will make them yours forever - other players will see your discoveries and you will see theirs.
Why similar: Space Sim 44.8%, Simulation 15.3%, Space 13.4%, Exploration 12.3%, Open World 5.9%
A rock's solar system odyssey.
Why similar: God Game 37.8% ★, Space Sim 33.3%, Immersive Sim 11.9%, Open World 3.9%, Third Person 3.7%
This is a single player game. You play a rebooted android in a broken shuttle. You need to fly the ship, keep the energy systems functional, mine some fuel from asteroids and feed the FTL drive with energy.
Why similar: Space Sim 39.5%, Immersive Sim 27%, Exploration 12.5%, Simulation 8.8%, Space 6.7%
Elysian Eclipse is a Sandbox Evolution Simulator, letting you evolve from an amoeba into a space traveling sentient being. Create your own creatures, buildings and vehicles to conquer procedural planets. Turn the galaxy into your personal playground!
Why similar: God Game 35.2% ★, Space Sim 24.2%, Space 14.4%, Exploration 8.8%, Open World 8.2%
A planet-building sandbox where you create entire worlds from the ground up. Generate unique planets, shape vast landscapes, and use interconnected simulations inspired by real-world processes to bring your fantasy planet to life.
Why similar: Space Sim 30.7%, God Game 27.8% ★, Simulation 12.9%, Space 11.4%, Exploration 9.8%
Fight, salvage and trade across the moons and rings of a solar system nobody can leave. Take what you can carry. Read what the dead left behind. Everything you do is remembered.
Why similar: Space Sim 40.5%, Space 19.6%, Simulation 14%, Exploration 11.2%, Open World 7%
Welcome to your new career as a gas station attendant in the deepest, darkest corner of space! Serve adorable ships, count your cash, and expand your diesel empire. It's a simple, satisfying job. Just... ignore the whispers in the vents. Everything is fine. Probably.
Why similar: Space Sim 43.6%, Immersive Sim 22.9%, Space 14.9%, Simulation 14.6%, Atmospheric 3.4%
MOSS Becoming Human is an AI science game where players develop and deploy AI agents to build a Martian civilization. Customize, evolve, and test AI in various modes, shaping diverse outcomes. Agents can also interact with the real world, including social platforms like X.
Why similar: Space Sim 38.6%, Life Sim 15.5%, Immersive Sim 13.7%, Simulation 12.9%, Exploration 7.7%
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.
Why similar: Space Sim 30.6%, God Game 21.5% ★, Space 19.7%, Immersive Sim 9%, Simulation 7.8%
A space sim survival where each decision costs power. Every system drains your dying reactor. Pilot a crippled spacecraft across a real-scale solar system using true orbital mechanics, manage critical systems, scavenge for resources, while you try to uncover why humanity seems to have disappeared.
Why similar: Space Sim 25.1%, Space 23.5%, Simulation 14.3%, Immersive Sim 13.1%, Exploration 10.6%
Explore a seamless endless universe with an uncountable number of galaxies, stars, planets, and moons. Make friends or enemies with unique alien civilizations. Research upgrades for your vessel with scientific phenomena and alien tech that you've acquired.
Why similar: Space Sim 37.6%, Space 15.1%, Immersive Sim 14.3%, Exploration 10.5%, Open World 9.8%
Build rockets and shoot them into space. Once you reach orbit, you are halfway to explore anywhere in the Solar System.
Why similar: Space Sim 41.5%, Space 29%, Exploration 13.3%, Simulation 13%, 3D 2.5%
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.
Why similar: God Game 37.6% ★, Space Sim 16%, Life Sim 13.5%, Space 11.2%, Exploration 9.2%
Caught in the middle of a violent conflict on the fringe of the galaxy — your ability to survive will depend on your piloting skills and combat savvy as a mercenary space fighter. But, as you explore the vastly detailed world of Tachyon: The Fringe, you will often find that the most powerful weapon on your ship is in your head.
Why similar: Space Sim 54%, Space 25.8%, Simulation 20.2%
First person single player 3D Sci-Fi adventure in space
Why similar: Space Sim 36.9%, Immersive Sim 23.3%, Exploration 13.9%, Space 10.6%, Open World 6.9%
Darkstar One offers a fantastic amount of freedom of choice. The story-based missions gradually lead you deeper into the galaxy to new races, new technologies and ever stronger opponents. Explore a vast array of solar systems in search of hidden artifacts of ancient races, essential objects for upgrading your ship--the Darkstar One.
Why similar: Space Sim 41.3%, Space 33.8%, Exploration 9.6%, Open World 8.3%, Simulation 6.6%
Our goal is to depict the possibilities of space exploration & combat within a realistic environment- to emphasize the "science" in science-fiction. Key features to include: proper orbital mechanics for all objects in space, detailed ship system control, functionality, inter-dependency & damage reaction.
Why similar: Space Sim 62.3%, Space 19.1%, Simulation 18.6%
Take control of your own starship and blaze your trail in an ever-changing galaxy. Master the arts of combat, mining and trade or venture out into the unknown across a 1:1 scale universe.
Why similar: Space Sim 45%, Space 24.1%, Open World 10.2%, Exploration 9.4%, Simulation 5.9%
DustCrow is a space-salvaging and exploration zero-G VR game where you strip derelict wrecks for scrap, manage your tools and equipment in a zero-G environment, and play in a live, player-driven economy. It's just industrial tools, tactile physics, and the daily grind in the vast emptiness of space.
Why similar: Space Sim 28.5%, Immersive Sim 24.4%, Space 20.8%, Exploration 14.5%, Simulation 5.2%
Embark on humanity’s greatest journey to the Moon with Lunaris. Take on the role of an astronaut navigating NASA’s Apollo missions, from the roaring launch of Saturn V to stepping on the lunar surface. Experience the triumphs, challenges, and legacy of space exploration in this immersive simulator.
Why similar: Space Sim 40.6%, Immersive Sim 21.2%, Simulation 15.6%, Space 10.8%, Realistic 5.7%
YOU ARE THE ONLY HUMAN ON THE SPACE STATION. YOU DON’T KNOW HOW YOU GOT HERE. KEEP IT ALIVE. TRY TO SURVIVE.
Why similar: Space Sim 34.6%, Space 20.9%, Immersive Sim 18.6%, Exploration 10.5%, Realistic 4.9%
Operate a spacecraft at the edge of a singularity. Use realistic orbital mechanics and Newtonian physics to explore a star system around a black hole and what lies beyond.
Why similar: Space Sim 36.4%, Space 17.5%, Immersive Sim 14%, Realistic 8%, Exploration 7.8%
Trade your wares and eliminate the competition in a cutthroat world. Buy new ships and stations to mine and haul resources. Explore the vast emptiness of space.
Why similar: Space Sim 51.8%, Space 28.1%, Simulation 11%, Exploration 9.1%
Ensure the moon is safe for humanity’s lunar settlement! Explore the moon as a Lunar Rover and interact with crashed ships, natural resources, and the nearby landmarks to determine if humans can live here!
Why similar: Space Sim 38.6%, Immersive Sim 15.9%, Space 10%, Exploration 8.7%, Simulation 8.1%
Spiritus Astrum is a persistent, open-world roleplaying sandbox with multiplayer support. It features an infinite, procedurally generated universe which players are free to explore without restriction. Spiritus Astrum is more than a game, it is a world.
Why similar: Space Sim 30.1%, Immersive Sim 17.7%, Space 16.5%, Life Sim 12.4%, Exploration 9.1%
Operate the Starship space launch system and learn how to catch a rocket to understand what it takes to colonize Mars in this ever-evolving simulation of SpaceX Starbase Texas.
Why similar: Space Sim 37%, Immersive Sim 19.3%, Space 11.4%, Simulation 9.4%, Third Person 6.3%
Realistic simulation of spaceflight in a full sized Solar System, with all the planets and their major moons. using real forces, distances, velocities and time. Chapter 1: The Apollo Days. Incredibly detailed Apollo Program missions starting with Apollo 8 lunar orbit missions.
Why similar: Space Sim 41.9%, Space 35.1%, Simulation 23%
Space Hauler is a space flight sim set around Saturn's largest moon, Titan. Fly your spacecraft using realistic aerodynamics and orbital mechanics, take on contracts, and build your career as a pilot-for-hire.
Why similar: Space Sim 38.7%, Immersive Sim 17.9%, Space 12.1%, Open World 6.8%, Exploration 6.7%
A fictional universe sandbox/exploration game. 🪐☄️✨ Shape your own solar system by terraforming planets. Find new species and make beautiful ecosystems . . . or breed destruction with volcanos, lightning storms and wildfires!
Why similar: God Game 34.2% ★, Space Sim 29.7%, Space 15%, Exploration 8.3%, Simulation 7.2%
Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.
Why similar: God Game 28.8% ★, Space Sim 27%, Space 15.2%, Exploration 7.5%, Open World 7%
A small game about running a floating pizzeria in deep space. Serve customers, earn credits, and upgrade your equipment—nothing more, nothing less.
Why similar: Space Sim 32%, Life Sim 17.9%, Simulation 16.8%, Immersive Sim 16.8%, Space 10.2%
Spaceflight add-on for Microsoft Flight Simulator X
Why similar: Space Sim 45.1%, Space 29.4%, Simulation 25.6%
In celebration of the 25 yr anniversary of the first release, this compendium contains all 4 games in the Battlecruiser 3000AD series which was first released in 1996.
Why similar: Space Sim 37.6%, Space 18%, Immersive Sim 15.3%, Exploration 10.8%, Simulation 8.9%
Boötes is a Space Sim where you get to jump on astroids. Collect Crystals, Unlock New Abilities, Find Secrets to Unlock New Suits, and Much More. You are all alone in The Boötes Void where you find mysterious crystals that can help fuel your space shuttle so you can visit the Cold Dark.
Why similar: Space Sim 51.7%, Immersive Sim 15.8%, Exploration 12.5%, Simulation 10.8%, Realistic 4%
Starlight Brigade is a realistic space action-adventure game with a precise combat system and full 6DOF controls. You command the Wayfarer, an aging light cruiser centuries past her time. Plot missile salvos, hunt down your enemy, design munitions, manage your crew, and send engineers to fix damage.
Why similar: Space Sim 30.3%, Immersive Sim 20.4%, Space 19.2%, Exploration 11.1%, Third Person 6.6%
Explore Earth in stunning detail! Fly through realistic atmosphere, discover landmarks with AI guide, and experience our planet like never before.
Why similar: Space Sim 26.7%, Immersive Sim 20.8%, Space 18.4%, Exploration 13.2%, Simulation 6.3%
A "small" universe simulation, where you play as a black hole and try to absorb the whole universe. You decide the size and shape of the universe. Could also be used as a less meaningful CPU benchmark.
Why similar: Space Sim 52.9%, Space 25.9%, Simulation 14%, Atmospheric 3.7%, 3D 3%
Venture into the depths of space and leave your legacy among the stars. In Star Legacy, explore galaxies, upgrade your ship, and survive on unknown planets.
Why similar: Space Sim 44.3%, Immersive Sim 18.3%, Exploration 11.3%, Space 10.4%, Realistic 5.5%
You are an apple. Truly. Red, shiny, alive. No movement. You just stay still. You're being observed. Sometimes, the light changes you. But you're always the same: an apple. So, can just standing still... be a game? There’s no movement in this game. No jumping. No enemies. You simply exist.
Why similar: God Game 39.5% ★, Life Sim 16.1%, Immersive Sim 15.1%, Exploration 8.6%, Simulation 8%
Take to the skies and explore a lush world in Bird's Eye Odyssey, a captivating 3D adventure game. Play as a bird protagonist on a quest to uncover the truth about his banishment, and complete tasks like collecting rings, driving a tank, and discovering hidden objects.
Why similar: God Game 33.3% ★, Space Sim 20.6%, Life Sim 13.9%, Exploration 8%, Open World 7.5%
Spacebourne is an open space exploration game with Rpg elements. Its world consists of different factions at war. You as an expert pilot need to choose your side or be on no one's side and create a force of your own. Load up your weapons, Ready your ship and warp to adventure.
Why similar: Space Sim 38.8%, Space 36.8%, Simulation 15.3%, Exploration 9.1%
Design, craft, and trade robots on the frozen world of Xylaris-9. Serve factions, upgrade your facility, and shape your robotic legacy in Robodeal Simulator.
Why similar: Space Sim 35.9%, Immersive Sim 15.4%, Life Sim 15.1%, Simulation 11.8%, Space 8.3%
An open-world space exploration game. Explore, trade and fight to rise the ranks, discover new worlds and new species, and leave your mark on the Galaxy.
Why similar: Space Sim 41.1%, Space 24.6%, Exploration 14.7%, Simulation 8.3%, Open World 7.5%
Explore a scientifically accurate Milky Way galaxy and discover distant uncharted worlds, while having unrestricted access to every deck of your Magellan Class deep space exploration vessel. Interact with numerous fully simulated ship systems, or simply relax in the bar and watch the stars drift by.
Why similar: Space Sim 34.2%, Space 18.1%, Immersive Sim 12.5%, Exploration 9.3%, Open World 8.6%
Do you have what it takes to become an astronaut? Reentry is a realistic space flight simulator inspired by the early NASA space programs, from orbiting Earth in Mercury and Gemini, to the moon landing in project Apollo. Learn the procedures. Operate the spacecraft. Complete the mission.
Why similar: Space Sim 32%, Space 19.3%, Immersive Sim 15.8%, Open World 7.8%, Exploration 7.6%
Cloud is a short, relaxing experience where you guide a cloud across the sea, absorb moisture, and bring rain to help plants grow as you drift between islands.
Why similar: God Game 45.7% ★, Immersive Sim 16.6%, Life Sim 15.8%, Simulation 12.2%, Atmospheric 5.3%
