60+ similar titles based on shared tags and player behavior. Themes include Space Sim, Open World, Space, Singleplayer.
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!
No End
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.
Super Starship
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.
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 29.5% ★, Procedural Generation 11.3%, Sandbox 10.3%, Open World 10.2%, Space 10.1%
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 37% ★, Simulation 11.6%, Space 9.4%, Futuristic 8.5%, Procedural Generation 8.2%
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 21% ★, Space 16.8%, Simulation 11%, Sandbox 8.6%, Immersive Sim 7.9%
First person single player 3D Sci-Fi adventure in space
Why similar: Space Sim 30.9% ★, Immersive Sim 14%, Procedural Generation 9.6%, Exploration 7.7%, Open World 7.7%
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 27.1% ★, Space 12.4%, Procedural Generation 9.3%, Open World 9.2%, Sandbox 8.1%
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 30.8% ★, Space 12.6%, Futuristic 10%, Sandbox 9.6%, Sci-fi 9.3%
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 Sim 23% ★, Space 19.3%, Sci-fi 11.2%, Futuristic 8.4%, Simulation 8.1%
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 31.8% ★, Sandbox 12.3%, Space 11.2%, Procedural Generation 9%, Futuristic 8.9%
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 25.2%, Space Sim 18.5% ★, Open World 14.4%, Sandbox 11.5%, Sci-fi 9.7%
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 40.9% ★, Sandbox 14.9%, Exploration 8.6%, Open World 7.1%, Space 6.8%
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 32.7% ★, Sandbox 13.7%, Space 11.9%, Simulation 11%, Open World 7.7%
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 30.7% ★, Procedural Generation 12.1%, Open World 10.4%, Sci-fi 9%, Space 8.9%
Far from Earth, mankind hasn't changed in the centuries since we've reached the stars. Across this wide-open galaxy, you'll find merchants, builders, and explorers. The more adventurous are colonizers, conquerors, and even space pirates. And you, Voyager? What will you be?
Why similar: Space Sim 28.5% ★, Space 17%, Sci-fi 12.3%, Procedural Generation 10.6%, Open World 9.2%
Gravity and exploration sandbox
Why similar: Space Sim 27.9% ★, Space 13.1%, Sandbox 10.1%, Procedural Generation 9.4%, Immersive Sim 9.2%
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 21.7% ★, Space 20.2%, Sandbox 14.2%, Open World 10.2%, Procedural Generation 9.4%
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 42.3% ★, Space 15.2%, Simulation 14.1%, Realistic 11.3%, Open World 9%
Stellar Archipelago is a third-person base builder with a space western flair. Gather resources, build colonies on miniature planets, and grow your population to prove habitability. Unlock the warp junction and open your frontier system to future settlers.
Why similar: Space Sim 32.6% ★, Procedural Generation 12.4%, Space 11.2%, Open World 9.5%, Realistic 8%
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 23.5% ★, Space 13.2%, Open World 11.6%, Sandbox 11%, Sci-fi 9.7%
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 24% ★, Space 14.5%, Sandbox 12.9%, Open World 11.5%, Simulation 9.6%
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 36.7% ★, Space 25.6%, Sci-fi 12.6%, Open World 9.8%, Exploration 5.6%
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 Sim 30.9% ★, Space 22.7%, Sci-fi 8.6%, Sandbox 8.4%, Simulation 7.9%
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 25.9% ★, Space 14.8%, Sandbox 13.8%, Procedural Generation 9.9%, Exploration 8.6%
A physics-based mining sim, set in the thickest debris field in Sol. Every action has a reaction, lasers are invisible without a medium, and your thrust is a potent weapon. Find trade, adapt your equipment to your playstyle, hire a crew to help. Unravel the mysteries of the rings, or just get rich.
Why similar: Space Sim 24% ★, Space 14.6%, Procedural Generation 10.4%, Immersive Sim 9.7%, Sci-fi 9.1%
Subdivision Infinity is an immersive and pulse pounding sci-fi space shooter featuring stunning graphics and tight spaceship game play. Hunt down and destroy enemy spacecraft, crush capital ships, mine asteroids for rare minerals, and find blueprints to craft amazing new vessels!
Why similar: Space Sim 37% ★, Space 20.3%, Sci-fi 12.3%, Exploration 6.1%, Open World 5.6%
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 Sim 22.9% ★, Space 21.8%, Open World 11.6%, Sci-fi 10.3%, Sandbox 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 28.6% ★, Space 11.4%, Immersive Sim 11.1%, Procedural Generation 10.4%, Open World 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 35.3% ★, Space 18%, Procedural Generation 10.6%, Open World 8.5%, Exploration 8.3%
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 32.1% ★, Procedural Generation 11.6%, Space 11%, Open World 9.4%, Sandbox 8%
Explore unique star systems in AGOS: A Game of Space! Scavenge resources, face the danger of space and save humankind.
Why similar: Space Sim 41.6% ★, Immersive Sim 13.8%, Simulation 9.2%, Open World 8.1%, Space 7.9%
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 29.9%, Space Sim 24.7% ★, Sci-fi 13.2%, Simulation 12.5%, Sandbox 8.9%
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 40.7% ★, Space 18.6%, Open World 12.2%, Sci-fi 8.9%, Exploration 5.6%
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 33.3% ★, Space 26.6%, Sandbox 12.2%, Open World 10.2%, Simulation 8.4%
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 27.6% ★, Procedural Generation 13.7%, Space 12.9%, Immersive Sim 11.4%, Sandbox 9.9%
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 33.3% ★, Space 13.6%, Realistic 11.4%, Sci-fi 9.9%, Immersive Sim 9.1%
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 36.6% ★, Immersive Sim 12.7%, Simulation 11.3%, Space 8.9%, Exploration 6.8%
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 32.9% ★, Sandbox 12.8%, Realistic 9.5%, Space 9%, Futuristic 8.4%
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 29.6% ★, Space 17%, Sandbox 11.9%, Procedural Generation 10%, Sci-fi 7.9%
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 32.3% ★, Space 25.4%, Sandbox 11%, Sci-fi 9.6%, Simulation 8%
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 27.4%, Space Sim 22.2% ★, Sandbox 14.1%, Simulation 10.9%, Sci-fi 9.1%
The story takes place in the distant future. You will play a captain of a star ship and go into deep space. You need to manage your resources carefully. In the game, you can investigate the outliers of various planets, discover the wonders of the universe or learn the stories of lost civilizations.
Why similar: Space Sim 42.4% ★, Space 21.8%, Futuristic 12.9%, Exploration 7.9%, Sci-fi 4.3%
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 30% ★, Space 26.3%, Simulation 10.7%, Open World 9.9%, Sandbox 9.8%
Explore a precisely recreated lunar surface built from real data and a JAXA-backed simulation.
Why similar: Space Sim 45.4% ★, Space 18%, Simulation 13.7%, Open World 11.1%, Exploration 8.5%
QANGA: Dive into a sci-fi adventure of exploration and resilience across the cosmos. Merge your mind with a state-of-the-art cyborg crafted by ICLabs Industries, and journey through this expansive universe!
Why similar: Space Sim 26.1% ★, Space 12.5%, Futuristic 11.3%, Realistic 9.8%, Open World 9.5%
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 46.9% ★, Futuristic 11.9%, Immersive Sim 10.3%, Simulation 9%, Exploration 7.5%
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 27.5% ★, Space 15.6%, Sandbox 9.6%, Sci-fi 8.5%, Immersive Sim 7.9%
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 34.6% ★, Space 21.8%, Simulation 14%, Sci-fi 11.9%, Sandbox 10.3%
It is the year 2938. The long wished-for encounter of the X Universe and the Earth holds both joy and sorrow for the people. Despite flourishing trade, the clash of the diverse races, cultures and life forms creates new tensions, mistrust and open conflict that need to be overcome!
Why similar: Space 29.4%, Space Sim 26.3% ★, Sandbox 11.9%, Sci-fi 9.4%, Simulation 8.7%
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 34.8% ★, Sandbox 14.2%, Simulation 12.1%, Space 10.9%, Procedural Generation 8.9%
Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.
Why similar: Space 31.5%, Space Sim 25.4% ★, Open World 13.4%, Sci-fi 12.1%, Sandbox 5.7%
Explore and unravel the mysteries of Rheksetor!
Why similar: Space Sim 32.5% ★, Space 16%, Immersive Sim 14%, Open World 9.7%, Sci-fi 7.2%
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 27.7% ★, Space 14.1%, Open World 10.8%, Futuristic 9.6%, Sci-fi 9.4%
Planets, aliens, resources, upgrades, caves, mapping & documenting star systems ... seek a new home for the human race. An all-inclusive (admittedly janky) procedural space-sim made by solo developer Schmidt Workshops.
Why similar: Space Sim 31.6% ★, Space 14.7%, Procedural Generation 13.5%, Open World 10.7%, Sandbox 9.2%
Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.
Why similar: Space 33.6%, Space Sim 20.5% ★, Open World 13.7%, Sci-fi 10.7%, Sandbox 5.8%
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 26.7% ★, Space 13.4%, Sandbox 10.5%, Immersive Sim 9.4%, Open World 9.1%
Real-time planetary collision sandbox powered by SPH physics: smash planets together and watch the destruction and its aftermath!
Why similar: Space Sim 43.5% ★, Space 18.2%, Sandbox 12.5%, Simulation 8%, Immersive Sim 7.9%
Flight of Nova is a simulator based on newtonian mechanics in which you control spacecraft in the Noren star system. You fly multiple types of spacecraft doing transport and search missions in an environment with realistic aerodynamics and orbital physics.
Why similar: Space Sim 29% ★, Immersive Sim 9.5%, Futuristic 9.4%, Sci-fi 8.7%, Open World 8.3%
Build and upgrade your personal ship to travel around a strange planet.
Why similar: Space Sim 37.6% ★, Space 16.4%, Simulation 11.6%, Sci-fi 11.5%, Realistic 9.7%
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 27.5% ★, Space 17.5%, Sandbox 16.6%, Open World 12.3%, Exploration 6.3%
Massive ground and space battles with hundreds of units. Seamless landings on huge spherical planets. Interplanetary flights with explorable ship interiors. Boarding vessels anywhere in combat, space or surface. All in a single-server PvE co-op space-sim shooter.
Why similar: Space Sim 37.3% ★, Space 14.6%, Open World 12.9%, Sci-fi 10.2%, Futuristic 10%
X²: The Threat is of a new generation of space simulator games, you play the role of Julian Gardna who continues the story set by X: Beyond The Frontier. The updated graphics engine gives the universe a fresher feel with newly designed ships and stations adding to the complexity of the universe.
Why similar: Space Sim 26.7% ★, Space 26.5%, Sci-fi 10.5%, Sandbox 9.6%, Open World 9.5%
