60+ similar titles based on shared tags and player behavior. Themes include Simulation, Space, Space Sim, Exploration.
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.
Space Travellers
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!
Space Zone
The world's first science-based photorealistic interactive 3D planetarium that models the entire Universe, using procedural generation for uncharted areas.
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 21.2%, Space 17%, Simulation 10.8%, Sandbox 8.5%, Realistic 7.9%
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 29.6%, Simulation 26.7%, Space 19.5%, Realistic 11.1%, Exploration 8.8%
Perihelion lets you run your own rocket engine shop. Take over an abandoned desert airfield, design realistic, unique engines, then test them!
Why similar: Space Sim 22.8%, Simulation 20.3%, Sandbox 14.9%, Space 10.8%, Immersive Sim 9.9%
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.
Why similar: Space Sim 18.7%, Space 18.6%, Survival 14.9%, Immersive Sim 10.3%, Perma Death 10.3%
Lead an expedition into an unexplored solar system. Build rockets, aircraft, and other vehicles, discover new worlds, gather resources, complete missions, unlock technology, and grow a colony of tiny purple Klorps in this spaceflight sandbox.
Why similar: Space Sim 24.7%, Space 23.1%, Simulation 22.6%, Sandbox 11.3%, Physics 7.5%
You've barely managed to escape your exploding spaceship. Now in an old escape pod, you hurtle through space at the mercy of the cosmos. With no knowledge of the pod’s complex systems, your life depends on a technical manual and your own wits. How long can you survive?
Why similar: Space 21.9%, Survival 17.8%, Space Sim 16.7%, Simulation 14.2%, Realistic 9.6%
Experience fast action, thrilling levels, spectacular explosions and lots of pew-pew-pew. Star Horizon is a reboot for the on-rails space shooter genre.
Why similar: Space 25.7%, Space Sim 16.7%, Simulation 16%, Survival 11.7%, Sandbox 7.6%
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 26.2%, Simulation 21.4%, Space 12.8%, Immersive Sim 10.4%, Survival 9.9%
Crewman, you are lost in deep space and threats are lurking everywhere. Survive and bring you and your allies back to known space. It's in your hands!
Why similar: Space 24.6%, Survival 19.2%, Space Sim 18%, Simulation 12.4%, Exploration 8%
You are the captain of a mining ship watching your home world being destroyed by a large asteroid. Your only hope is to gather resources, create new technologies and set off on a long journey into the deep space to search for a new home.
Why similar: Space 35.4%, Simulation 24.2%, Survival 19%, Exploration 10.4%, Adventure 9.4%
Master the cockpit of highly realistic spacecraft in this Newtonian physics based sim. Take off from surface to space, plot a course between the planets and dock with space stations. Trade commodities or take shipping contracts to buy upgrades and optimize your build - every choice matters.
Why similar: Space 19.5%, Simulation 18.8%, Space Sim 17.3%, Sandbox 12.2%, Exploration 5.8%
After a mysterious accident you are left are stranded, floating through space on a piece of a space station. Craft supplies and Hubs to expand what is now your home. But be warned space is a dangerous places where one mistake can mean certain death. Can you defy the odds and survive in space?
Why similar: Space Sim 23%, Simulation 13.7%, Sandbox 11.6%, Space 11.5%, Realistic 9.3%
In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.
Why similar: Space 38.9%, Simulation 24.2%, Space Sim 17.7%, Sandbox 8.3%, Sci-fi 6.5%
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 22.2%, Space 20.9%, Survival 18.2%, Immersive Sim 9.6%, Exploration 7.4%
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 24.7%, Space 15.5%, Simulation 11.3%, Sandbox 11.3%, Exploration 7.6%
Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.
Why similar: Space 30.5%, Space Sim 22.8%, Simulation 15.5%, Sandbox 8%, Survival 5.6%
I am excited to release my first game on Steam! SimpleRockets was released in 2013 for mobile and I've put a ton of work into it to get it ready for PC and Mac. It was inspired by KSP, and it offers a simpler 2D experience for building rockets and exploring space with realistic orbital mechanics.
Why similar: Space Sim 29.4%, Simulation 25.1%, Space 16.3%, Sandbox 15.9%, Physics 11.5%
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 33.3%, Space 25.5%, Simulation 22%, Sandbox 8.1%, Physics 6.8%
RESBS is a first-person space survival simulation where you and your friends cooperate to survive in zero gravity on a space station!
Why similar: Space 23.4%, Space Sim 22.2%, Survival 18.4%, Simulation 14.6%, Exploration 9.8%
Real-time planetary collision sandbox powered by SPH physics: smash planets together and watch the destruction and its aftermath!
Why similar: Space Sim 29.5%, Space 22.6%, Simulation 14.7%, Sandbox 11.1%, Physics 8.6%
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 26.9%, Simulation 14.9%, Immersive Sim 14.8%, Survival 14.1%, Exploration 9.3%
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 30.9%, Space 23.7%, Simulation 16%, Exploration 7.7%, Realistic 6.5%
Eat a snack while you watch an entire planet burn in your image.
Why similar: Survival 15.7%, Space Sim 14.9%, Space 14.8%, Sandbox 11.2%, Immersive Sim 10.8%
Gravity and exploration sandbox
Why similar: Space Sim 21.2%, Space 18.1%, Simulation 11.6%, Sandbox 10%, Immersive Sim 7.8%
A sci-fi survival game with a twist. Set in a sub-orbit of a black hole, collect materials and scavenge wrecks in order to repair your damaged ship. However, time is not on your side.
Why similar: Space Sim 25.8%, Survival 19.9%, Space 18.5%, Exploration 7.5%, Choices Matter 6.8%
Explore a precisely recreated lunar surface built from real data and a JAXA-backed simulation.
Why similar: Space Sim 31.8%, Simulation 26%, Space 23.1%, Exploration 9.9%, Open World 5.4%
Welcome to our sci-fi space adventure, where players take on the roles of a crew aboard a spaceship as they work together to survive in the vast and dangerous universe.
Why similar: Space 19.4%, Space Sim 17.8%, Survival 14.9%, Simulation 11%, Sandbox 9.2%
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 31.4%, Simulation 26.7%, Space 14.6%, Exploration 9.5%, 3D 5.2%
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: Simulation 37.2%, Space 35.6%, Space Sim 27.2%
A vast 6 handred-square-kilometer world evolves gradually step by step from the wild primitive age all the way to the advanced interstellar age, where countless spaceships are carefully built one after another to boldly explore the boundless outer space.
Why similar: Space 24.8%, Survival 23.4%, Simulation 16.1%, Space Sim 14.8%, Sandbox 6.7%
Simulate the physics of the Universe on a large scale and create stunning visuals. Play with intergalactic interactions, smash planets together and even create the Big Bang itself!
Why similar: Simulation 26%, Space 24.8%, Space Sim 23.4%, Sandbox 15.2%, Physics 9.6%
Spaceflight add-on for Microsoft Flight Simulator X
Why similar: Simulation 41.2%, Space 29.6%, Space Sim 29.1%
Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.
Why similar: Space 36.6%, Simulation 21.3%, Space Sim 15.9%, Sandbox 13.3%, Adventure 4.7%
Kinetic Void is a 3D space adventure with a focus on customization and enjoyable space simulation. The shipyard allows players to construct their ship piece by piece. Ships can be as simplistic as a cockpit, a hull, a engine and a gun, or as complex as a player wants.
Why similar: Space 44%, Simulation 21.4%, Sandbox 13.3%, Space Sim 10.7%, Sci-fi 5.5%
3030 Deathwar is a unique mix of Adventure and Space Sim. Explore star systems, mine and hunt pirates in top-down mode. Leave your ship and switch into classic Adventuring mode, where you explore derelicts, talk to shady characters or head over to the space bar for a drink.
Why similar: Space 30%, Space Sim 17.2%, Simulation 16.4%, Sandbox 8.9%, Adventure 7.5%
A co-op starship bridge sim for 6–25 players. Man a station — helm, weapons, sensors, engineering, comms or command — and no one can fly the ship alone. Communicate, coordinate, and survive together.
Why similar: Space Sim 23.5%, Simulation 19.5%, Sandbox 12.4%, Space 10.7%, Immersive Sim 8.4%
Galactic Simulator 3 is a space exploration and evolution sim inspired by the Fermi Paradox and Great Filter theory. Scan uncharted star systems, gather resources and samples, establish outposts and stargates, and witness the rise and fall of civilizations across an ever-evolving galaxy.
Why similar: Space Sim 25.2%, Space 21.1%, Simulation 15.8%, Sandbox 10.1%, Realistic 8.4%
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 26.8%, Simulation 22.5%, Space 12%, Immersive Sim 10.4%, Adventure 8.6%
Astrox Imperium is a relaxing space game where you fly around a generated universe. Mining, Fighting, Building, Exploring, and Surviving. What makes this game unique? You have complete control of how it plays. A robust sandbox and lots of MOD tools. Make it your game, and play it your own way.
Why similar: Space 36.5%, Space Sim 24.3%, Simulation 17.3%, Sandbox 11.6%, Open World 5.4%
Nebulis Entity is a first person spaceship crew simulator, with support for online co-op. Maintain your vessel, track down and decode alien signals, and venture as far as you can - while doing your best to prevent your ship from falling apart around you.
Why similar: Space 25.6%, Space Sim 23.7%, Survival 20%, Simulation 15.2%, Exploration 10.7%
Build rockets and shoot them into space. Once you reach orbit, you are halfway to explore anywhere in the Solar System.
Why similar: Space 31%, Space Sim 28.4%, Simulation 22.2%, Exploration 10%, Physics 5.6%
Drifter is an open-world sandbox space trading game with a procedurally-generated galaxy 100,000 light years across made up of tens of thousands of star systems to explore and features an original soundtrack by composer Danny Baranowsky.
Why similar: Space 29.2%, Simulation 18.6%, Space Sim 17.1%, Sandbox 14.7%, Open World 5.6%
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 26.1%, Simulation 13.7%, Realistic 11.2%, Space 10.5%, Sandbox 10.4%
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 37.3%, Simulation 34.8%, Space 27.9%
Stranded on an uncharted alien world with a broken ship and no rescue coming. Scan the wildlife, uncover the truth behind abandoned human outposts, and build the technology you need to escape, before this planet becomes your grave.
Why similar: Survival 26.9%, Sandbox 15%, Space 14.5%, Exploration 10.8%, Realistic 8.8%
Take to the stars and explore the solar system. Master the orbital mechanics of N-body physics. Plot a careful course to complete your mission.
Why similar: Space Sim 32.2%, Simulation 28.4%, Space 23.8%, Physics 10.6%, 3D 3.9%
As researcher with great ambitions, and lack of talent, you are sent to a newly discovered planet far away from civilization. In this VR first person survival, you will need to build an outpost and survive the hostile environment. While exploring the planet, unveiling its secrets.
Why similar: Space Sim 17%, Space 15.7%, Survival 13.3%, Sandbox 10%, Immersive Sim 9.6%
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 27.7%, Simulation 26.4%, Immersive Sim 11.7%, Space 11.5%, Realistic 8.4%
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 20%, Space 19.8%, Sandbox 11.6%, Immersive Sim 10.9%, Simulation 8.5%
The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.
Why similar: Space 35.6%, Space Sim 22.2%, Simulation 21.4%, Sandbox 9.5%, Open World 5.1%
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: Simulation 22.7%, Space Sim 21.7%, Sandbox 13.5%, Space 12.6%, Exploration 7.6%
Immersive survival-adventure. Wake up in deep space with no memory, amid debris and dangerous 5D fractals of an alien world. Piece together the catastrophe, build a base, drive vehicles, laser-cut asteroids, fight for life and remember who you are among these secrets.
Why similar: Space Sim 18.5%, Space 15.9%, Survival 14.7%, Simulation 10.1%, Immersive Sim 8.7%
In this multiplayer game you have to explore the Solar System in real scale. Control spaceships of the near future, explore planets, moons and asteroids, mine resources, fight for space domination and build the future of the universe.
Why similar: Space Sim 19.2%, Space 17.7%, Simulation 10.5%, Sandbox 9.9%, Realistic 8%
A single-developer passion project. A seamless full scale solar system. Thrilling action. Be part of an incredible journey as a Universe is built from the ground up!
Why similar: Space 37.1%, Space Sim 14.9%, Sandbox 12%, Exploration 11.7%, Open World 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 20.5%, Space 17.5%, Survival 11.4%, Immersive Sim 9.7%, Sandbox 9.4%
The top-down space sim. Fly, trade, and fight in a galaxy shaped by simulated history, where production, freight, and war reshape a living economy.
Why similar: Space Sim 29.9%, Space 23.2%, Simulation 15%, Sandbox 7.4%, Exploration 7%
Habitat is a physics-based space game where you build, fly, and fight with whatever you can find out in space. Upgrade and arm your creations with weapons and structures you find in orbit, fly and explore using rocket physics.Battle deadly enemies in Campaign Mode to save humanity or explore Sandbox Mode for true creative control.
Why similar: Space 39.2%, Simulation 22.3%, Sandbox 14.1%, Survival 13.5%, Physics 5.6%
Navigate through a detailed simulation of the solar system, where you can explore planets, moons, and other celestial bodies up close. Access detailed information, images, interactive content, quizzes and even mini-games where you can try to land a space probe.
Why similar: Space Sim 28.2%, Space 19.1%, Simulation 15.8%, Realistic 13.9%, Exploration 10.8%
History of Space is an immersive and educational game that allows players to explore a virtual space history museum, delving into the captivating history of space exploration.
Why similar: Space Sim 29.2%, Simulation 26.1%, Space 10.1%, Adventure 9.9%, Exploration 8.7%
