60+ similar titles based on shared tags and player behavior. Themes include Space Sim, Exploration, Simulation, Sci-fi.
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!
Starscrip
The accessible space-sim. Fly, fight, and trade through a galaxy where the prices and borders came from 700,000 days of astropolitical generation that keep ticking.
Huntian: StarTrace
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.
The accessible space-sim. Fly, fight, and trade through a galaxy where the prices and borders came from 700,000 days of astropolitical generation that keep ticking.
Why similar: Space Sim 44.2%, Sandbox 9.9%, Exploration 7.8%, Open World 7.7%, RPG 7.5%
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 30.9%, Sandbox 21.8%, Exploration 8.8%, RPG 8%, Open World 8%
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 40.9%, Sandbox 14.8%, Exploration 8.6%, Open World 7.2%, Space 6.8%
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 39.5%, Sandbox 17.2%, Open World 8.5%, RPG 7.6%, Space 6.2%
This pixelated game has 99% more RPG than modern games. Immerse yourself in any role, from a janitor to a space station captain or the head of an SCP facility. Just remember, something can always go wrong.
Why similar: Space Sim 42.2%, Sandbox 17.7%, RPG 12.9%, Strategy RPG 10.6%, Exploration 7.4%
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 52.9%, Exploration 12.1%, Simulation 10.1%, Futuristic 7.5%, Open World 5.4%
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 39.3%, Sandbox 18.7%, RPG 9.6%, Exploration 8.4%, Simulation 7.3%
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 50%, Sandbox 17.4%, Exploration 10.9%, Simulation 7.2%, Futuristic 5.3%
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 42.4%, Sandbox 19.2%, Exploration 10%, Futuristic 7.4%, Open World 5.8%
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 51.2%, Open World 8.9%, Exploration 8.9%, Space 8.8%, Sandbox 8%
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 31%, Sandbox 12.7%, Space 9.8%, Sci-fi 7.4%, Exploration 7.3%
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 40.1%, Sandbox 12.6%, RPG 11.6%, Space 11.1%, Simulation 6.1%
A 2D space trading game with a real economy. NPC ships haul cargo between 78 stations and prices move whether you're there or not. Good routes die as other traders catch on, so you keep hunting new ones. No quest markers, no "best trade" arrows. Just you, a map, and the prices.
Why similar: Space Sim 44.9%, Sandbox 21.3%, Exploration 10.3%, Simulation 8.7%, Space 4%
Explore a precisely recreated lunar surface built from real data and a JAXA-backed simulation.
Why similar: Space Sim 56%, Exploration 13.2%, Simulation 10.3%, Space 8.4%, Open World 8%
A first person building game where every problem is solved with pipes.
Why similar: Space Sim 47.1%, Sandbox 22.4%, Exploration 10.8%, Simulation 6.7%, Futuristic 5.9%
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 43%, Sandbox 15.7%, Exploration 10.3%, Futuristic 8.7%, Space 6.6%
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 45%, Sandbox 18.5%, Exploration 10.5%, Open World 9.1%, Space 5.8%
Sequel to a sci-fi exploration game Ironseed written in 1994, the story continues in Ironseed 2 : Consensus!
Why similar: Space Sim 47.1%, Strategy RPG 12.9%, Exploration 12.4%, RPG 8.8%, Open World 7.4%
Calling Home is an exciting sci-fi simulation resource management game that draws heavily from games in the factory-building and exploration genres, providing a thrilling mix of building your base, researching, factory management, puzzle solving, exploration, and resource gathering.
Why similar: Space Sim 43.2%, Sandbox 19.8%, Exploration 10.1%, Futuristic 6%, Simulation 5.7%
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 34.9%, Sandbox 21.8%, Exploration 14.6%, Space 7.5%, Open World 6.3%
Explore a scientifically grounded version of our solar system in this 2D space adventure. Mine asteroids, fight hostile ships, navigate the cold silence between worlds, and choose your place among rival factions.
Why similar: Space Sim 43%, Sandbox 18.7%, Exploration 8.8%, Futuristic 6.2%, Simulation 5.7%
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 49.8%, Space 13.1%, Exploration 9.6%, Sci-fi 8.4%, Open World 7.8%
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 42.8%, Sandbox 19.5%, Exploration 10.2%, Futuristic 6.8%, Simulation 5.7%
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 46%, Sandbox 22.6%, Simulation 9.4%, Space 6.3%, Open World 6.3%
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 56.5%, Exploration 10.6%, Open World 9.7%, Space 9%, Simulation 6.6%
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 48.1%, Sandbox 19.8%, Simulation 9.9%, Space 9.3%, Exploration 8.2%
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 55.3%, Exploration 13%, Space 10.7%, Futuristic 10.5%, Adventure 3.9%
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 44.3%, Sandbox 18.8%, Exploration 7.6%, Space 7.4%, Simulation 5.6%
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 61.4%, Exploration 12.3%, Futuristic 9.7%, Adventure 7.8%, Simulation 7.2%
Embark on an open world journey across the stars while encountering foes, friends and forgotten stories. Build your ship. Recruit and train your crew. Most of all, explore and confront the unknown to reveal the true, vast nature of choice and consequence.
Why similar: Space Sim 39.7%, Sandbox 18%, Exploration 9.5%, RPG 9%, Futuristic 7.2%
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 31.8%, Sandbox 14.8%, Space 11.4%, Open World 9.4%, Exploration 8.8%
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 48.4%, Sandbox 22.8%, Exploration 9.9%, Space 8.4%, Simulation 5.3%
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 56%, Sandbox 27.2%, Simulation 10.7%, Space 6.1%
This is an unusual adventure future simulation space game, in different gravity under your operation will also change. Players can feel the vastness of different planets in the game, feel different gravity, feel their own different operations. Conquer the universe!
Why similar: Space Sim 47.1%, Sandbox 20.3%, Exploration 10.1%, Futuristic 6.4%, Space 5.8%
Survive the void in Null Hørizøn. Trade, fight, and explore a retro-futuristic 3D galaxy with 2D sprites. Upgrade your ship, smuggle goods, and travel across the universe. Tactical Real-Time combat meets Grid-based exploration in this atmospheric space sim. The Null Hørizøn calls, Captain.
Why similar: Space Sim 49.7%, Sandbox 18.2%, Exploration 10.4%, Simulation 7.4%, Space 5.5%
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 Sim 26.8%, Sandbox 19.5%, Exploration 15.9%, Space 13.8%, Open World 12.3%
A sci-fi exploration & survival game where you take on the role of a spaceship’s AI. Explore, fight, and survive across a mining colony in the Main Asteroid Belt. Rebuild your ship. Rescue your crew. Reveal the truth behind your mission.
Why similar: Space Sim 41.2%, Sandbox 17.7%, Exploration 10.2%, Open World 8.8%, Space 7.8%
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 53.1%, Sandbox 19.7%, Space 8.8%, Sci-fi 7.3%, Simulation 5.4%
QANGA: 750 years after humanity's fall, you must survive in a shattered world where Earth itself demands vengeance. Tear through the fabric of space to face the Voss, awaken the ancient civilisation, and dare to challenge the Sanglines, born from the bowels of a world that condemned you.
Why similar: Space Sim 35%, Sandbox 14.7%, Futuristic 9.4%, Exploration 8.3%, Open World 7.4%
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 64.5%, Sandbox 14.1%, Space 10.2%, Simulation 9.6%, 3D 1.2%
Landinar: Into the Void is a top-down space-adventure-RPG. You are recruited as a rookie bounty hunter in the oppressive Landinar Empire. On your journey through the quadrant you will meet diverse characters, build your own spaceship and choose your battles.
Why similar: Space Sim 43.1%, Sandbox 13.5%, RPG 12.3%, Space 10.6%, Open World 7.4%
Explore space in a hand crafted, physics based universe, with immersive sound and atmosphere. Fight and board ships, collect rare cargo, and upgrade your ship.
Why similar: Space Sim 46.7%, Sandbox 22.2%, Exploration 10.7%, Adventure 7.3%, Space 3.7%
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 36.8%, Sandbox 11.8%, Open World 8.4%, Futuristic 8%, Space 7.1%
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 49.4%, Sandbox 20.7%, Exploration 9%, Simulation 5.5%, Adventure 5%
Explore a procedurally generated galaxy, mine asteroids, refine minerals, colonize planets, build stations, deploy drones, salvage rare items, construct gear, level up, improve your ship, assemble a fleet, engage in combat, and take on the void.
Why similar: Space Sim 52.4%, RPG 16.3%, Exploration 10.9%, Simulation 8.8%, Top-Down 3.4%
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 79%, Simulation 13.2%, Space 7.8%
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 45.5%, Sandbox 19.6%, Space 14.1%, Open World 8.5%, Simulation 7.3%
Trade to make your fortune in this lo-fi, laid back space adventure, where you'll get help from anthropomorphic animals, gear up your ship, and search for the mythical key to immortality hidden in the depths of space.
Why similar: Space Sim 57.6%, RPG 13.4%, Exploration 12.6%, Open World 6.6%, Top-Down 3.6%
Advanced Space Flight, Combat, Trading, and Exploration Simulation. Set in a vast explorable universe, Evochron Legacy offers freeform gameplay with many diverse objectives and paths to choose from.
Why similar: Space Sim 45.3%, Sandbox 16.1%, Exploration 9.8%, Open World 7.5%, Space 7.3%
Out of cash, out of luck, out on the fringe. Juno Markev has a killer to tail, a debt to pay, and more trouble headed her way. Rebel Galaxy Outlaw takes place in a greasy, blue-collar world of outlaws, truckers, cops and thieves.
Why similar: Space Sim 51.9%, Open World 10%, RPG 8.6%, Sci-fi 7.2%, Futuristic 6.7%
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 Sim 30.5%, Sandbox 22.8%, Space 14.5%, Simulation 9.2%, RPG 8.9%
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 47.9%, RPG 17.5%, Space 14.6%, Simulation 10.6%, Exploration 9.4%
Start with your own character and a small ship in a world that lives independently of the player. Develop your skills, explore space, trade, build industry, and grow your fleet to survive real-time battles against hostile fleets—and something far more terrifying lurking in the darkness.
Why similar: Space Sim 39%, Sandbox 15.2%, RPG 8.7%, Strategy RPG 8.4%, Exploration 7.8%
Explore a galaxy of 300 systems as you control your fleet in a top-down 3D style, navigating through Star-lanes, Warp gates, and Black holes. Customize and upgrade your fleet, complete missions, trade, hire your crew, wage war and determine the fate of the galaxy in this grand sim saga.
Why similar: Space Sim 54.1%, Exploration 11%, RPG 9.9%, Sci-fi 7.5%, Space 5.8%
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 35%, Sandbox 22%, Open World 9.7%, Exploration 8.8%, Simulation 8.5%
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 36.9%, Sandbox 19.3%, Exploration 10.9%, Space 7.4%, RPG 7.1%
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 54.1%, Exploration 12.4%, Simulation 10.5%, Space 8.4%, Open World 7.2%
Ironseed: Lost Chapter is a standalone side story built on the 25th Anniversary Edition engine. Restored from unused lore and expanded quest fragments, it explores events that were hinted at, but never fully realized, in the original Ironseed timeline.
Why similar: Space Sim 46.2%, Exploration 13.4%, Strategy RPG 12.3%, RPG 12.1%, Open World 6.1%
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 42%, Sandbox 14.7%, Exploration 9.5%, Open World 8.2%, Space 7.2%
PlanetS is a space-themed open world game, allowing the player to explore the mysteries of the universe and various planets. First or third person camera, Craft system, flight simulation and online multiplayer.
Why similar: Space Sim 40.8%, Sandbox 19.4%, RPG 9.9%, Exploration 9.7%, Space 5.9%
