60+ similar titles based on shared tags and player behavior. Themes include Simulation, Space Sim, Space, Singleplayer.
A sci-fi settlement building game with orbital mechanics. Start from a spaceship, scan asteroids, manage fuel, ore, electricity, time, and sanity, while expanding your settlement, exploring an alien solar system, and building stations and spacecraft to support your growing colony.
Solar Expanse - Space Exploration Manager
Explore the Solar System. Mine and drop asteroids. Colonize and terraform. Lead the space race and compete with other corporations on your way to profit. Watch the expansion of human race over the centuries.
Rocket Science
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.
Explore the Solar System. Mine and drop asteroids. Colonize and terraform. Lead the space race and compete with other corporations on your way to profit. Watch the expansion of human race over the centuries.
Why similar: Space Sim 21.4%, Science 17.2%, Space 9.5%, Physics 7.9%, Sandbox 7.5%
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 21.6%, Science 15.7%, Building 10.5%, Space 8.6%, Physics 7.6%
Space Station Continuum is a building & management sim inspired by the past, present, and future of humans in space.
Why similar: Space Sim 21.2%, Science 15%, Base Building 10.5%, Building 9.8%, Resource Management 8.1%
Become a pioneer of spaceflight. As an engineer in the Soviet Space Program you will be responsible for repairing, fixing and building the iconic spacecraft and rockets from the R-7 family.
Why similar: Space Sim 22.9%, Science 16.1%, Building 10.5%, Simulation 9.1%, Space 8.7%
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 31.4%, Science 15.7%, Space 10.4%, Sandbox 9.8%, Building 6%
Build your space station, design your own ships, and explore relaxed sci-fi sectors in Astrosphere. Gather resources, research new technologies, and shape your journey through the cosmos at your own pace.
Why similar: Space Sim 26.7%, Base Building 12.9%, Building 11.2%, Space 7.9%, Resource Management 7.5%
Kerbal Space Program 2 is the sequel to the acclaimed space-flight simulation game Kerbal Space Program. Enter the next generation of space adventure with exciting new parts, stunning visuals, fully revamped UI and Map View, and rich new environments to explore.
Why similar: Space Sim 20.6%, Science 18%, Building 11.6%, Space 9.2%, Physics 8.3%
A small quick game about building a factory to launch planets into a solar system! Grow your base and increase production to make the ultimate factory for launching planets!
Why similar: Space Sim 18.4%, Base Building 14.2%, Science 12.2%, Resource Management 12%, Building 9.8%
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 28.5%, Science 13.7%, Building 10.5%, Physics 8.8%, Space 8.7%
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 35.4%, Simulation 11.7%, Strategy 10.8%, Building 9.9%, Base Building 8.8%
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 24.4%, Science 18%, Space 13.8%, Sandbox 9.2%, Building 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 31.1%, Science 12.9%, Building 8.8%, Sandbox 8.5%, Space 7.6%
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 38.8%, Science 22.3%, Realistic 9.9%, Physics 8.8%, Simulation 5.7%
Build floating automated rigs in a volatile gas giant. Extract elements, synthesize compounds, and descend through atmospheric layers in this sci-fi systems-builder focused on chemistry, engineering, and survival.
Why similar: Space Sim 18.4%, Science 18.3%, Base Building 12.7%, Resource Management 9.3%, Space 8.4%
OnOrbit is a virtual space lab lets you assemble and operate space hardware as if you were actually in space. Make your own craft in a sandbox mode, then simulate its operation as part of the Supernational Space Cooperative (SSC). Climb the ranks and head out to the planets.
Why similar: Space Sim 27.2%, Science 18.2%, Resource Management 10%, Base Building 9.2%, Sandbox 7.9%
You are the supreme commander who directing the construction of a galactic space base. You need to manage the living and administrative needs of the space base residents, establish the industrial chain for space docks and starship, and ultimately complete a dream starship.
Why similar: Space Sim 32.2%, Building 15.1%, Base Building 14.5%, Resource Management 10.3%, Simulation 9.3%
Pilot your ship through a perilous black hole system in this Space Action RPG. Engage in advanced ship combat, haul rare elements, and upgrade your vessel to survive. Stunning visuals, a deep narrative, and a rewarding progression system await as you uncover the abyss's dark secrets.
Why similar: Space Sim 24.9%, Science 15.1%, Building 10.1%, Space 8.7%, Physics 7.7%
The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!
Why similar: Space Sim 24.6%, Base Building 11.9%, Science 11.7%, Building 10.8%, Space 8.6%
Design custom rockets and master 2D orbital mechanics to navigate a fully simulated solar system. Establish outposts, process local resources to launch interplanetary missions, and manage critical supply lines to keep your colony's workforce alive.
Why similar: Space Sim 29.6%, Science 15.2%, Base Building 9.3%, Sandbox 9.1%, Space 7.1%
Rionag: Survey Fleet is a top-down starship builder and logistics game where it's your job to balance the needs of the crews with cutting-edge equipment on board. Unlock tech that adds new capabilities for your ships to go through hazardous environments, enabling you to explore new worlds.
Why similar: Space Sim 31%, Science 18.1%, Building 11.9%, Base Building 10.4%, Space 8.1%
Help humanity to spread throughout the cosmos by exploring new worlds, building space factories and setting up trade routes. Research advanced technologies to increase efficiency and unlock new paths of development. Fight off other artificial intelligences in your goal to reach the Final Upgrade!
Why similar: Space Sim 21.9%, Base Building 13.7%, Building 12.4%, Resource Management 11.1%, Space 10.1%
The most scientifically accurate space warfare simulator ever made. Now with Steam Workshop!
Why similar: Science 21.5%, Space Sim 17.7%, Space 15.6%, Realistic 12.7%, Simulation 10.8%
Interstellar Inn is a 2D hotel building and management sim in space.
Why similar: Space Sim 24.4%, Base Building 15.8%, Resource Management 13.2%, Building 12.4%, Sandbox 9.1%
Travel through the solar system in your own spaceship! The motion of each celestial body is accurately reproduced by the Kepler equation.
Why similar: Space Sim 26.5%, Science 21.2%, Building 14.1%, Space 11.3%, Physics 8.8%
Factory management and sandbox base building in zero-g environment. Survive, expand and then dominate space industrial market. Build large scale resource processing plant completely from nothing.
Why similar: Space Sim 22.1%, Base Building 15.1%, Resource Management 12.7%, Building 12.7%, Space 9.2%
Space Engineers 2 is a playable Early Access Alpha sandbox focused on engineering, exploration, and colonization in a fully destructible universe. Design and build ships, stations, and planetary bases while uncovering the story of Miro and Ivan Sokol. Help shape the future of the Almagest system.
Why similar: Space Sim 18.1%, Science 14.7%, Building 11.8%, Space 8.8%, Sandbox 8%
Take the position of a CEO of a space transport company and become a new major player in the industry. Space Company Simulator is a realistic management sim game that will challenge your planning skills as you strive to launch the first manned mission to Mars.
Why similar: Space Sim 24.7%, Base Building 14.1%, Building 13.1%, Space 9.9%, Resource Management 9.5%
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 36.5%, Space 13.3%, Simulation 11.8%, Building 10.5%, Physics 10%
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 25.1%, Science 16.1%, Space 10.9%, Physics 9.1%, Open World 6.1%
You are on the run. Build stations in hostile systems, gather what resources you can, and jump away before you are overwhelmed. Your ships are slowly failing, but the Swarm is relentless, hungry, and on your heels. Can you survive long enough to secure a future for humanity?
Why similar: Space Sim 31.2%, Base Building 17%, Building 11.8%, Resource Management 10.2%, Space 9.9%
Lead humanity’s final journey beyond Earth. Launch ships, harness gravity slingshots, and explore distant star systems to make humanity multi-planetary.
Why similar: Space Sim 30.9%, Resource Management 10.2%, Space 9.7%, Science 9.4%, Physics 8.8%
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 25.5%, Science 13.1%, Space 11.2%, Sandbox 10.7%, Simulation 9.8%
Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore planets and space, mine resources, survive hazards, and engage in combat alone or with friends in Creative or Survival modes.
Why similar: Space Sim 24.8%, Base Building 11.9%, Building 11.2%, Space 8.6%, Physics 8.1%
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 35.9%, Physics 10.8%, Realistic 10%, Building 9.1%, Sandbox 8.5%
Strata is a scientifically inspired astro-planetary sandbox where you influence the formation and evolution of entire worlds — your worlds. Discover, gather, and build on the surfaces of diverse planets, explore them in depth, and manage your systems beyond the orbital levels.
Why similar: Science 17.2%, Space Sim 16.1%, Building 14.3%, Space 10.2%, Sandbox 10.1%
Casual puzzle game on a cosmic scale. Build stars, planets and other cosmic objects. Evolve your cosmos using abilities of the stars from stellar winds to supernova.
Why similar: Space Sim 22.2%, Building 17.4%, Space 15.7%, Science 14.7%, Sandbox 12.1%
Celestarium, an astronomy game where you start as an amateur astronomer. Discover and map planets, sell data to corporates, improve your gear, start your own space agency, manage your own missions, build and fly rockets to discovered bodies. Explore, prosper and expand your presence in space.
Why similar: Space Sim 20.5%, Science 19%, Space 11.8%, Building 11.4%, Physics 10.1%
Bring to life anything you can imagine from rockets and airplanes to cars and more. Automate them with a visual programming language. Explore 3D planets and make your own. Share your creations online. Complete contracts, conquer milestones, and unlock technology in the newly added Career Mode.
Why similar: Space Sim 23.8%, Science 16.7%, Building 11.1%, Base Building 9.9%, Space 6.8%
A deep starship colony sim. Build your starship, manage air, water, food, fuel, energy, temperature and psychology to keep your crew alive across vast distances. Closed-loop system in space. Mining, wiring, plumbing, in-ship factory, (alien?) radio signals & translation, diplomacy, combat, and more.
Why similar: Space Sim 24.1%, Base Building 15.1%, Resource Management 9.6%, Building 9.6%, Sandbox 7.4%
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 30.9%, Base Building 12.2%, Space 11.1%, Physics 9.7%, Sandbox 8.9%
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 44.6%, Space 13.4%, Open World 9.7%, Simulation 8.2%, Sci-fi 6.4%
Stake your claim in the first realistic lunar colony management game! Use proven, real-world technologies to plan and grow your colony, mine resources, ship them to Earth, and keep the board of directors happy in this science-based colony sim.
Why similar: Space Sim 27.6%, Science 14.3%, Building 10.2%, Base Building 9.3%, Resource Management 7.5%
The existence of all mankind is under threat. You are the only hope!
Why similar: Space Sim 33.6%, Science 20.3%, Space 13.8%, Simulation 9.6%, Resource Management 8.8%
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Why similar: Space Sim 23%, Base Building 13.4%, Building 11.2%, Resource Management 9.6%, Space 9.1%
Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.
Why similar: Space Sim 27.7%, Science 16.8%, Space 10.6%, Sandbox 9.9%, Physics 8.9%
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 34.2%, Building 12%, Sandbox 10.3%, Realistic 9%, Simulation 7.2%
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 39.9%, Science 17.1%, Space 16.9%, Simulation 11%, Physics 7.1%
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 Sim 25.3%, Science 14.3%, Space 13%, Resource Management 10.1%, Realistic 9.5%
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 36.3%, Sandbox 13.9%, Simulation 11.3%, Building 10.3%, Realistic 7.7%
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 35.1%, Building 14.1%, Space 11.1%, Sandbox 9.9%, Simulation 7%
Design, build and control your own space station. Mission command and control is in your hands and only careful planning and vigilant supervision will keep your crew and space station safe.
Why similar: Space Sim 23.2%, Building 13%, Resource Management 11%, Space 10.7%, Base Building 7.9%
Dive into a hardcore space station simulation and overcome the unforgiving environment of space. You must build and manage your station under the pressures of life, economics, and thermodynamics. Rise to power through economic leverage or ruthless military might.
Why similar: Space Sim 35.7%, Sandbox 11.8%, Building 9.2%, Simulation 9%, Realistic 6.4%
Astrometica: Prologue is the free game about surviving in space. You need to use your skills and tools to stay alive. There are many challenges to face, and you need to fight to survive. You also need to build a new base in space.
Why similar: Space Sim 32.3%, Base Building 15.4%, Building 13.8%, Resource Management 10.8%, Space 9.2%
A physics-driven automation game where your workers bounce between buildings like pinballs. Design bounce paths, build production chains, and survive asteroid waves.
Why similar: Space Sim 25.5%, Base Building 18.2%, Strategy 9.5%, Sandbox 9.1%, Building 8.3%
You are the ISS crew, where the station's fate depends on everyone. Oxygen leaks, system failures, meteorite threats — repair with your own hands and make real-time decisions. Complete missions, perform spacewalks. Experience life in orbit: in space, nothing goes according to plan.
Why similar: Space Sim 37%, Resource Management 17%, Science 14.5%, Simulation 9.2%, Space 8%
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 35.8%, Building 12.4%, Simulation 12%, Sandbox 11.4%, Space 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 35.5%, Space 11.1%, Realistic 8.6%, Sandbox 8.5%, Open World 7.9%
Real-time planetary collision sandbox powered by SPH physics: smash planets together and watch the destruction and its aftermath!
Why similar: Space Sim 44.2%, Space 13.2%, Physics 11.6%, Sandbox 9.9%, Simulation 7.8%
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: Space Sim 30.8%, Science 15.6%, Simulation 11.4%, Sandbox 11.4%, Space 7%
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 45.8%, Simulation 14.3%, Physics 13.6%, Space 13.2%, Strategy 11.1%
