60+ similar titles based on shared tags and player behavior. Themes include Space Sim, Simulation, Space, Open World.
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.
Space
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!
Univoyager
Experience a 1:1 scale, procedurally generated universe with seamless exploration from planets to stars. Journey across the cosmos with zero loading screens and realistic Newtonian physics. Trade, fight, and survive in a post-apocalyptic galaxy where gravity is your only boundary.
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 29.5% ★, Procedural Generation 11.3%, Sandbox 10.3%, Open World 10.2%, Space 10.1%
Experience a 1:1 scale, procedurally generated universe with seamless exploration from planets to stars. Journey across the cosmos with zero loading screens and realistic Newtonian physics. Trade, fight, and survive in a post-apocalyptic galaxy where gravity is your only boundary.
Why similar: Space Sim 29.3% ★, Flight 11.5%, Open World 9.8%, Procedural Generation 9.4%, Sandbox 8.3%
Explore unique star systems in AGOS: A Game of Space! Scavenge resources, face the danger of space and save humankind.
Why similar: Space Sim 38.3% ★, Immersive Sim 10.5%, Flight 8.7%, Open World 8.5%, Simulation 7.6%
Deep Claims is a space exploration game where you upgrade your ship and equipment in order to mine increasingly valuable and hazardous asteroids. Can you make it to the core?
Why similar: Space Sim 24.7% ★, Crafting 15.1%, Sandbox 15%, Space 11.1%, Exploration 9.1%
Welcome to this innovative sci-fi open-world! As the last survivor of humanity, build a home on a wild alien planet. Reignite civilization—from primal survival to advanced energy systems. Use the Planetary Control Module to reshape the world, uncover human secrets, and journey back to Earth.
Why similar: Space Sim 25.8% ★, Sandbox 17.7%, Open World 13.1%, Space 12.8%, Crafting 11.4%
Spiritus Astrum is a persistent, open-world, multi-player, roleplaying sandbox. 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 27.7% ★, Procedural Generation 12.2%, Sandbox 11.3%, Space 10.2%, Immersive Sim 9.5%
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 33.4% ★, Flight 14.9%, Sandbox 14.8%, Immersive Sim 10.3%, Simulation 7.1%
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 Sim 25.4% ★, Sandbox 15.5%, Open World 13.9%, Space 12%, Simulation 9.2%
Explore the pixel cosmos, jumping from star system to star system. Land on fully procedural planets, and make them your home.
Why similar: Space Sim 27% ★, Crafting 15.4%, Sandbox 15%, Space 11.6%, Procedural Generation 9.1%
Exiled to a deep space mining sector, you are left with a crappy ship, a laser, and a small mining beam. It is up to you to survive by working your way through the galaxy. Mine asteroids, refine and trade the ore, buy upgrades for your ship, hunt pirates... you get it.
Why similar: Space Sim 25.8% ★, Space 17.6%, Sandbox 13.9%, Open World 11.3%, Crafting 9.1%
You find yourself in a distant galaxy full of merchants, diplomats, bandits and powerful factions. Explore unknown galaxies, trade, fight pirates or become one. Uncover mysteries and shape the universe!
Why similar: Space Sim 45% ★, Sandbox 18.7%, Exploration 10.5%, Open World 8.9%, Space 5.8%
You are a Scraponaut, create your own spaceplane with unique parts each affecting the way your plane behaves. Collect scrap while exploring procedurally generated islands, unlock and discover unique new parts to upgrade your spaceplane.
Why similar: Space Sim 34.5% ★, Sandbox 14.2%, Flight 13.6%, Space 11.9%, Simulation 6.5%
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 46.1% ★, Simulation 13.8%, Space 13%, Open World 11.1%, Exploration 9.1%
First person space combat and exploration in an open world in a variety of star systems. Pilot ships, fight, run missions and trade.
Why similar: Space Sim 30.4% ★, Flight 12.8%, Open World 10.2%, Procedural Generation 9.8%, Immersive Sim 9.7%
Starvector is a massive story-driven procedural universe where you aren't the main character. Collect resources, craft technology, build custom spaceships and bases, and so much more in a universe that existed long before you arrived, complete with pre-existing factions, conflicts, and history.
Why similar: Space Sim 21.4% ★, Sandbox 14.1%, Crafting 11.9%, Immersive Sim 11.4%, Space 9.1%
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 28% ★, Flight 15.7%, Sandbox 14.1%, Space 11.8%, Immersive Sim 11.2%
Explore a precisely recreated lunar surface built from real data and a JAXA-backed simulation.
Why similar: Space Sim 46.2% ★, Space 14.3%, Open World 12.9%, Simulation 12.6%, Exploration 9.5%
A hard sci-fi survival sim 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, and fight to reach Earth — where space itself is the only enemy you need.
Why similar: Space Sim 24.2% ★, Space 15.1%, Simulation 11.4%, Sandbox 11.2%, Immersive Sim 7.5%
Funorbit is a space survival simulation with realistic physics, resource gathering, crafting, and building. Navigate a vast universe using orbital mechanics, encounter drifting meteoroids, and construct space stations to survive.
Why similar: Space Sim 28.7% ★, Sandbox 12.6%, Crafting 12.5%, Immersive Sim 9.1%, Procedural Generation 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 35.3% ★, Flight 19.7%, Space 11.3%, Immersive Sim 8%, Open World 6.3%
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 46.3% ★, Simulation 13.1%, Exploration 9.3%, Space 9.2%, Open World 9.2%
Build rockets and fly them around the Solar System in this realistic aerospace sandbox. Attempt landings, build space stations, drive rovers, perform spacewalks, explore alien worlds, and get your crew home safe.
Why similar: Space Sim 37.5% ★, Sandbox 14.5%, Flight 12.7%, Space 9.3%, Open World 8.1%
Mardori is a spaceshooter game with aspects of ARPG's. Upgrade your ship with various materials from missions, craft your equipment with damage or defense mods., create new weapons using blueprints, unlock new missions with Stargate.
Why similar: Space Sim 34.3% ★, Crafting 20.5%, Space 14.2%, Flight 14.2%, Simulation 8.4%
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 38.7% ★, Space 15.4%, Open World 10.6%, Procedural Generation 10.3%, Exploration 10.1%
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 38% ★, Sandbox 17.3%, Space 13.8%, Crafting 8.9%, Exploration 7%
Gravity and exploration sandbox
Why similar: Space Sim 31.7% ★, Sandbox 13.1%, Space 11.6%, Procedural Generation 9.5%, Immersive Sim 8.6%
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 27.5% ★, Sandbox 12.3%, Flight 11.1%, Space 10.8%, Open World 10.7%
2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.
Why similar: Space Sim 35.1% ★, Sandbox 14.8%, Open World 14.7%, Space 11.3%, Crafting 9.3%
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 26.9% ★, Open World 15.2%, Sandbox 14.4%, Flight 12%, Space 11.8%
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 23.1%, Space Sim 21.7% ★, Open World 19.2%, Sandbox 15.2%, Exploration 11.3%
Humanity is gone, but the machines never stopped producing, and now there's cargo to move. As a robot space trucker, you’ll jump between systems, navigate astronomical planetary distances, upgrade your junk-hauler, and keep the galaxy's commerce alive. People may be gone but the job's never done!
Why similar: Space Sim 38.1% ★, Flight 16.5%, Immersive Sim 11.1%, Simulation 10.5%, Space 7.1%
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 38.5% ★, Sandbox 18.4%, Simulation 11.6%, Space 10.9%, Open World 10.3%
Cleanse the system of pirates, destroy their bases and free the captives. On the asteroids, build a base, mining colonies, explore asteroids and extract resources needed for survival. Develop buildings, build defenses and turn the asteroid into a fortress.
Why similar: Space Sim 25.9% ★, Flight 14.3%, Sandbox 13%, Crafting 12.6%, Space 10.3%
"Sirius-4" is a plot-oriented space simulator that gives the player complete freedom of action as a hired pilot of the "Sirius" unit. The action takes place on the outskirts of human space during a turbulent time for the galaxy after a global war.
Why similar: Space Sim 38.3% ★, Flight 16.8%, Simulation 11.4%, Space 10.9%, Open World 7.8%
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 Sim 25.1% ★, Sandbox 18.7%, Space 18.2%, Open World 13.4%, Procedural Generation 9.7%
Realistic space flight simulator.
Why similar: Space Sim 31.6% ★, Flight 15.5%, Space 12.7%, Sandbox 11%, Immersive Sim 7.3%
Build, crash, rebuild! Explore new planets in co-op multiplayer with your fully modular spaceship made from whatever bolts together long enough to fly. Mount giant thrusters, annoying cables, and everything in between. Complete wild missions, face the dangers of space and argue with your crew!
Why similar: Space Sim 37.9% ★, Sandbox 15.1%, Flight 13.3%, Procedural Generation 7.5%, Open World 6.5%
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 36.4% ★, Sandbox 16.1%, Crafting 12.7%, Space 7.8%, Exploration 7.7%
Take part in a space program. Design spacecrafts and send them off to explore the vast expanses of space. Experience the real scale of the Solar system and the size of its celestial bodies.
Why similar: Space Sim 27.8% ★, Sandbox 13.4%, Flight 12.6%, Space 12.1%, Open World 10.2%
WarpedSpace is a sci-fi survival adventure game set in deep space. A massive, open environment full of wonder and peril awaits you!
Why similar: Space Sim 29.6% ★, Crafting 14.9%, Open World 12.5%, Sandbox 11%, Space 10.2%
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 36.5% ★, Space 15.7%, Sandbox 12.6%, Crafting 12.5%, Flight 11.2%
The game of survival and construction on the surface of the moon. Learn to build a base on the surface of the moon, maintain survival, explore and discover the secrets inside the moon, and solve abnormal problems.
Why similar: Space Sim 29.7% ★, Flight 14.4%, Open World 13.3%, Space 11.9%, Sandbox 9.2%
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 33% ★, Open World 12.8%, Space 11.8%, Sandbox 11.3%, Procedural Generation 10.1%
A 2D space agency simulator where every object follows the same orbital physics. Land on moons, build colonies, deploy satellites, and reshape entire planetary systems. Deorbit a moon if you want.
Why similar: Space Sim 27.5% ★, Flight 16.1%, Space 16%, Sandbox 12.7%, Simulation 11.8%
First person single player 3D Sci-Fi adventure in space
Why similar: Space Sim 37.8% ★, Immersive Sim 14.1%, Open World 10.7%, Procedural Generation 10.5%, Exploration 10.4%
A creative sandbox adventure with a focus on exploration, discovery and survival. Shape your worlds, build, mine, and farm. Expand your reach and travel to other worlds using your ship, and worm holes!
Why similar: Space Sim 26.2% ★, Crafting 15.6%, Sandbox 15%, Space 10.4%, Open World 9.8%
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 35.7% ★, Space 22%, Sandbox 13.8%, Open World 9.1%, Flight 8.8%
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 46% ★, Space 16.4%, Open World 15.8%, Exploration 7.1%, Sandbox 7%
Worlds Of The Future is a sci-fi open world, action/adventure game. Explore a fully seamless solar system full of adventures, mysteries and colorful characters. Build your space delivery company, climb the company rankings and become a legend among the worlds!
Why similar: Space Sim 38.7% ★, Sandbox 17%, Space 10.6%, Open World 10.4%, Procedural Generation 9.7%
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 36.1% ★, Space 20.8%, Sandbox 11.2%, Simulation 8.4%, Open World 7.6%
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 37.5% ★, Sandbox 13.3%, Space 12%, Immersive Sim 9%, Exploration 7.9%
Triton Survival is an open world survival game about exploration, construction, engineering, and fighting on planets. Embark on this interstellar adventure and conquer the galaxy. Are you ready?
Why similar: Space Sim 29.6% ★, Crafting 15.6%, Sandbox 14.9%, Space 12.1%, Open World 10.6%
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 Sim 37.7% ★, Space 23.5%, Sandbox 15.7%, Open World 13.1%, Simulation 8.5%
Don your space helmet and fire up your star drive as you blaze a trail across the stars in this 1980s inspired space exploration game.
Why similar: Space Sim 37.1% ★, Open World 14.3%, Procedural Generation 13%, Space 8.4%, Exploration 6.9%
A retro-future sandbox RPG set in a frontier era galaxy with procedurally-generated elements. Create, explore, trade, and battle to stake your claim among the stars of a wild galaxy!
Why similar: Space Sim 26.6% ★, Crafting 13.2%, Sandbox 13.1%, Immersive Sim 10.2%, Space 10.1%
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 31.8% ★, Flight 15%, Space 12.9%, Open World 11.7%, Immersive Sim 9.4%
Space Sim Tycoon – A sandbox transportation tycoon game where you can explore forbidden planets, gather resources, craft goods, and establish routes to manage your space empire.
Why similar: Space Sim 38.4% ★, Sandbox 17.8%, Simulation 12.1%, Space 9.4%, Procedural Generation 8.8%
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 33.3% ★, Space 22.8%, Open World 12.6%, Sandbox 12.4%, Simulation 10.7%
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 41.5% ★, Immersive Sim 11.8%, Simulation 11.6%, Exploration 8.5%, Space 7.9%
Single-player, first-person spaceflight sim. Fly a fast, agile ship through dense asteroid fields. Scan anomalies and sell scientific data at Science Labs—just don’t crash: you’ll lose it. Hack probes and satellites to access hidden secrets, then jump through unstable wormholes before they collapse.
Why similar: Space Sim 32.6% ★, Sandbox 12.7%, Open World 12.5%, Space 11.7%, Flight 11.1%
