60+ similar titles based on shared tags and player behavior. Themes include Simulation, Space Sim, Space, Singleplayer.
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.
SimpleRockets
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.
Tachyon: The Fringe
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.
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 44.7%, Simulation 17.9%, Space 12.3%, Physics 11.7%, Sandbox 11.1%
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 54.7%, Simulation 24%, Space 21.3%
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 62.6%, Simulation 21.8%, Space 15.6%
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 47.4%, Simulation 19.6%, Space 18.2%, Physics 10.5%, 3D 2.3%
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 40.9%, Space 20%, Simulation 17.6%, Sandbox 8.6%, Physics 8.3%
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 43%, Space 29.3%, Simulation 27.6%
Spaceflight add-on for Microsoft Flight Simulator X
Why similar: Space Sim 45.6%, Simulation 30.2%, Space 24.2%
Real-time planetary collision sandbox powered by SPH physics: smash planets together and watch the destruction and its aftermath!
Why similar: Space Sim 47.4%, Space 18.9%, Simulation 11.1%, Physics 9.3%, Sandbox 8.2%
A casual space simulation game where you perform orbital manoeuvres on satellites to change their orbit and complete missions.
Why similar: Space Sim 47.4%, Simulation 21.6%, Space 17.9%, Physics 12.4%, Singleplayer 0.8%
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: Space Sim 37.1%, Space 20.4%, Simulation 19.3%, Sandbox 11%, Physics 10.2%
In the midst of a seemingly hopeless war among the stars, take control of highly customizable spacefighters to experience classic space combat action throughout a story-driven campaign.
Why similar: Space Sim 57.4%, Space 23.1%, Simulation 11.2%, Atmospheric 5.5%, Indie 1.8%
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 Sim 39.6%, Space 31%, Simulation 13.2%, Sandbox 8.7%, Atmospheric 4.3%
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 57.7%, Space 25.5%, Simulation 14.3%, Indie 2.5%
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 47%, Space 26.7%, Simulation 17.2%, Physics 6.3%, 3D 1.8%
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 53.8%, Simulation 21.5%, Space 13.1%, Atmospheric 6.2%, 3D 3.5%
This simulation software brings the solar system to your fingertips, allowing you to explore the orbits of planets and witness the fascinating effects of introducing new cosmic objects like asteroids, extra suns, or even a black hole.
Why similar: Space Sim 52.5%, Simulation 21.8%, Space 14.7%, Physics 7.1%, 3D 3.1%
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: Space Sim 35.8%, Space 20.2%, Simulation 10.6%, Physics 9.7%, Sandbox 8.4%
Against the overwhelming might of the Empire stands a small but growing Rebel Alliance. Scattered resistance groups are uniting and what is needed most now are Starfighter pilots. Will you join their struggle to end this tyranny and become a hero of the Rebellion?
Why similar: Space Sim 60%, Space 24.2%, Simulation 14.3%, Singleplayer 1.5%
SPACE SEX SHOP is an 18+ store simulator where you have to open the first adult store in space 🚀✨. Manage your inventory, study demand among different alien races 👽🤖, develop your station, and step by step turn a small trading module into a galactic empire 👑.
Why similar: Space Sim 47.6%, Simulation 19%, Space 14.1%, Sandbox 10.1%, Relaxing 5.4%
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 43.1%, Space 33.3%, Simulation 19.8%, Indie 3.7%
This is an incremental game where you become a cozy destroyer of worlds.
Why similar: Space Sim 49.2%, Simulation 16.1%, Space 10.7%, Sandbox 8.9%, Relaxing 4.3%
X-Tension is the eagerly awaited expansion pack to X: Beyond the Frontier. The expansion is not limited by a linear plot line but makes use of new ways to expand your empire. You can now take part in missions that are offered to you throughout the game.
Why similar: Space Sim 43.2%, Space 25.9%, Simulation 22.2%, Sandbox 7.7%, Singleplayer 0.9%
Lead a spaceyard: juggle contracts, design, prototype, and build all types of ships—from single-seat fighters to giant cruisers. Create custom vessels to meet precise client specs, then take the helm yourself to prove their worth.
Why similar: Space Sim 41.9%, Space 21.9%, Simulation 14.7%, Physics 9.7%, Sandbox 7.6%
Evil A.I. Space Bots are attacking Earth, You and Your team of Good A.I. Bots must stop them !
Why similar: Space Sim 53.4%, Simulation 22.6%, Space 19.7%, 3D 3.6%, Singleplayer 0.8%
Launch. Slingshot. Crash. Repeat. Slingshot is a pixel-art orbital mechanics arcade about gravity, fuel, and perfect timing. Chain flybys across eight planets, reach escape velocity, and tune in to Spacify : 12 destinations, 12 soundtracks, 100+ achievements.
Why similar: Space Sim 55.6%, Space 25.3%, Physics 13.3%, Indie 5.8%
Explore a precisely recreated lunar surface built from real data and a JAXA-backed simulation.
Why similar: Space Sim 56.2%, Simulation 21.5%, Space 21.3%, Singleplayer 1%
Will you make the grade and save the planet? Become a cadet on your first day of training in this 3rd person space combat simulator.
Why similar: Space Sim 44.5%, Simulation 33.2%, Space 22.3%
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 44.4%, Simulation 18.3%, Sandbox 13.1%, Space 11%, Atmospheric 4.5%
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 54.4%, Simulation 22.5%, Space 12.7%, Physics 8%, Indie 1.5%
The Battle of Sol is an intense space action game where you participate in epic capital ship battles, thrilling dogfights, space station raids, and much more as you liberate humanity's solar system from enemies determined to bring us to its fiery end.
Why similar: Space Sim 43%, Simulation 26.7%, Space 26%, Indie 4.3%
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 56.2%, Space 22.6%, Simulation 13.7%, Atmospheric 3.6%, 3D 2.4%
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 37.6%, Space Sim 32.8%, Simulation 21%, Sandbox 7%, Atmospheric 0.8%
Master physics in this hardcore orbital simulator where Einstein’s theories come to life. Plot trajectories and manipulate spacetime via general relativity, time dilation, and length contraction. Command your starship, outrun time, and explore a universe governed by real physics.
Why similar: Space Sim 52.7%, Simulation 21.8%, Space 13.5%, Physics 6.5%, 3D 3.4%
Master spaceflight and progress through realistic orbital mechanics challenges of increasing complexity. Plot maneuvers to coordinate transfer orbits, gravity assists, and high-stakes rendezvous.
Why similar: Space Sim 33.4%, Space 24.7%, Simulation 21.5%, Physics 12.2%, Sandbox 5.9%
The Imperial Navy is called upon to eradicate the last of the rebellion and restore law and order. As an Imperial navy starfighter pilot, you will safeguard imperiled lives thoughout the galaxy. Join the Emperor's cause in eliminating the Rebel uprising as the Empire strikes back!
Why similar: Space Sim 64.4%, Space 29.3%, Simulation 4.8%, Singleplayer 1.5%
Gravitation is a sandbox simulation set in the vastness of the cosmos and built on the laws of real-world physics.
Why similar: Space Sim 48.2%, Simulation 20.6%, Space 12.8%, Sandbox 10.1%, Physics 6.4%
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 47.9%, Space 23.6%, Simulation 14.5%, Relaxing 8.9%, Atmospheric 4.5%
We have built a mini universe with real physics basis, simulation and imagination. The game uses realistic environments and models to tell a story of a mini universe.
Why similar: Space Sim 51%, Space 21.4%, Simulation 10.7%, Sandbox 9.7%, Physics 4.4%
A simulation sci-fi game where players take on the role of the project manager of a space elevator project. They will progressively achieve project phase goals and ultimately accomplish the ultimate goal of constructing a Mars colonization spacecraft.
Why similar: Space Sim 51.6%, Simulation 22.6%, Space 16%, Physics 5.9%, 3D 3.4%
In GravBoost, gravity is your greatest ally and your deadliest foe. Master the art of the gravitational slingshot to intercept orbital targets. Manage your fuel and time wisely in this physics-driven space sim where precision is the only way to survive the cosmic pull.
Why similar: Space Sim 51.2%, Simulation 17.9%, Space 15%, Physics 14%, Indie 1.3%
Pilot your ship across a procedurally generated star map as corruption spreads inward. Each sector holds a stabiliser; protect it from raiders and pump energy into its shields. Jump between nodes, prioritise threats, and manage energy. Hold the line until time runs out, or be consumed by corruption.
Why similar: Space Sim 57%, Space 29.9%, Simulation 8.7%, 3D 3.7%, Singleplayer 0.7%
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
Why similar: Space Sim 47.3%, Space 20.9%, Sandbox 11.4%, Simulation 10.8%, Physics 4.9%
Orbital Salvager is a 2D space arcade simulation about mastering orbital mechanics to recover salvage ships from planetary orbit and deliver them to a salvage depot on time. Tether and tow salvage in various orbital patterns, manage fuel, and avoid obstacles in the daily and campaign modes.
Why similar: Space Sim 50.2%, Space 24.7%, Simulation 12.8%, Physics 9.1%, Singleplayer 1.8%
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 Sim 39.4%, Space 32.9%, Simulation 17.8%, Sandbox 7.7%, Indie 2.1%
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 51%, Simulation 20.6%, Space 20.1%, Atmospheric 5.3%, 3D 1.3%
The hit mobile game Interstellar Pilot 2 has come to Steam. Join the TEF forces heading to the Gatopean sector to find a new home for mankind. Play how you like in this open world space-sim developed by Pixelfactor.
Why similar: Space Sim 47%, Simulation 20%, Space 16.3%, Sandbox 11.8%, 3D 2.7%
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 Sim 43.4%, Space 30.3%, Simulation 13.8%, Sandbox 7%, Indie 2.8%
Real-time against real pilots; this is Star Wars space combat as it was meant to be! Featuring challenging real-time dogfights of 2 to 8 players, Star Wars™: X-Wing vs. TIE Fighter is one of the most historically significant space combat simulators ever made.
Why similar: Space Sim 53.9%, Space 25.6%, Simulation 20.4%
Fuel and fix ships as fast as you can in this Simulation Time Management game.
Why similar: Space Sim 45.6%, Space 22.3%, Simulation 20.7%, Physics 8.4%, 3D 2.5%
A first-person astronomy simulator built on real astronomical data. Set up, align, and operate your telescope as the sky changes with location, date, and time. Use star charts and bright stars to find targets, then observe the Moon, planets, and faint, distant deep-sky objects through the eyepiece.
Why similar: Space Sim 55.8%, Simulation 10.8%, Space 10.7%, Physics 9.4%, Sandbox 5.8%
Take your place at the tactical station of a spaceship and face a brutal war in the near future for control of the outer planets in this realistic space warfare simulator. Choose your side and lead your ship into battle, maneuvering and fighting according to the laws of orbital mechanics.
Why similar: Space Sim 46.9%, Space 22.7%, Simulation 19%, Physics 10.5%, Singleplayer 0.7%
Dynamic abstract sandbox universe. Changes and evolves as you do.
Why similar: Space 32.4%, Space Sim 24%, Sandbox 11.9%, Simulation 9.2%, Relaxing 7.9%
Leaving the formation is a story-driven sci-fi combat simulation based on honest Newtonian flight physics.
Why similar: Space Sim 54.7%, Space 21.8%, Simulation 16.7%, Physics 4.8%, Indie 1.2%
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 50%, Simulation 22.4%, Space 10.8%, Relaxing 4.3%, Atmospheric 3.9%
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.
Why similar: Space Sim 36.7%, Space 27.7%, Simulation 12.8%, Sandbox 10.7%, Physics 10.3%
Repair satellites in orbit. Reduce space debris. And enjoy the view. Void Tech is space repair simulation game, where every mission extends satellite life and restores critical infrastructure.
Why similar: Space Sim 44.5%, Space 27.3%, Simulation 13.3%, Physics 11.7%, Indie 1.8%
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 55.5%, Simulation 21.7%, Space 15.5%, Atmospheric 6.6%, Singleplayer 0.7%
X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.
Why similar: Space Sim 43.5%, Space 33%, Simulation 13.7%, Sandbox 8.9%, Singleplayer 0.9%
Explore a seed-driven galaxy where every ship, planet, and dungeon is generated at runtime. Dogfight pirate wings, land on 20 kinds of worlds, raid surface sites on foot, and build a fleet from salvaged hulls, solo or in Steam co-op. The same seed rebuilds the same galaxy, every time.
Why similar: Space Sim 56.1%, Simulation 16.7%, Space 10.2%, Sandbox 10%, Relaxing 3.7%
