60+ similar titles based on shared tags and player behavior. Themes include Space, Space Sim, Simulation, Singleplayer.
Travel through the solar system in your own spaceship! The motion of each celestial body is accurately reproduced by the Kepler equation.
Children of a Dead Earth
The most scientifically accurate space warfare simulator ever made. Now with Steam Workshop!
Spaceflight Simulator
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
The most scientifically accurate space warfare simulator ever made. Now with Steam Workshop!
Why similar: Science 33.2%, Space 27.3%, Space Sim 16.2%, Simulation 9.2%, Realistic 8.4%
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 27.4%, Science 22.9%, Space 17.2%, Crafting 9.1%, Building 7.1%
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: Science 25.5%, Space 22.2%, Space Sim 20.5%, Building 10.5%, Physics 10.3%
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 34.3%, Space Sim 28.8%, Crafting 14.5%, Open World 12.5%, Simulation 9.1%
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: Science 26.3%, Space Sim 17.8%, Space 15.2%, Building 13.7%, Physics 9.6%
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: Science 27.9%, Space Sim 20.5%, Space 17.4%, Physics 10.2%, Building 7.6%
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: Science 24.5%, Space Sim 20.7%, Space 14.9%, Building 12.9%, Physics 9.6%
A hard-sci-fi orbital settlement sim where you mine asteroids, build infrastructure, fight enemy, and operate inside a living solar system shaped by orbital mechanics, limited information, and long-distance logistics.
Why similar: Space Sim 26.5%, Science 21.2%, Building 14%, Space 11.3%, Physics 8.8%
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: Science 24.8%, Space Sim 20.2%, Space 15.3%, Building 13.4%, Physics 9.5%
A vast 6 handred-square-kilometer world evolves gradually step by step from the wild primitive age all the way to the advanced interstellar age, where countless spaceships are carefully built one after another to boldly explore the boundless outer space.
Why similar: Space 20.7%, Crafting 18.5%, Building 17.9%, Space Sim 16.6%, 3D Platformer 9.7%
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 33.8%, Science 32.9%, Physics 10.2%, Space 9.2%, Realistic 6.3%
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 26%, Science 25.6%, Building 13.5%, Space 13%, Crafting 11.6%
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 30%, Space 20.9%, Crafting 12.1%, Building 11.7%, Physics 11%
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: Science 25.7%, Space 18%, Space Sim 16.4%, Building 12.4%, Physics 10.8%
Space Station Continuum is a building & management sim inspired by the past, present, and future of humans in space.
Why similar: Science 24.3%, Space Sim 20.4%, Space 14.2%, Building 12.8%, Crafting 12.1%
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: Science 20.5%, Space Sim 15%, Space 13.9%, Building 13.2%, Crafting 10%
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 27.3%, Space 20.4%, Building 14.7%, Crafting 13.4%, Physics 11.4%
Astral Outlaw is a 3D sci-fi survival game made by Korean high schoolers. Explore an abandoned station, scavenge for scrap, and craft tools to repair your broken ship. Master repair mini-games and manage resources to escape the void.
Why similar: Space Sim 36%, 3D Platformer 28.8%, Space 18.6%, Crafting 10.6%, 3D 5.4%
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 31.9%, Space 25.9%, Science 23.1%, Simulation 8.1%, Physics 7.6%
Gather resources, craft components, build vehicles, and code their logic in a physics-driven engineering sandbox and full scale space sim.
Why similar: Science 22.4%, Space Sim 18.3%, Crafting 13%, Space 12.2%, Building 12.1%
Become a Space Mechanic! Get your hands dirty, explore the depths of space and repair broken machinery. Diagnose problems using diagrams and tools, perform repairs, manage your resources and watch the simulated machinery come alive. Or just gaze upon the beauty of the Solar System.
Why similar: Science 25.3%, Space Sim 25%, Space 16.7%, Building 11.8%, Physics 7.8%
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 29.2%, Science 20.4%, Space 13.6%, Building 11.2%, Physics 7.4%
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: Science 23.2%, Space Sim 22.6%, Space 15.1%, Building 12.4%, Physics 9.4%
Take to the skies in this spaceflight simulator where you have control over every aspect of your orbital journey. Build a rocket and its control panels, steer your spacecraft to stay on its flight path, manage resources and explore the solar system using realistic physics and propulsion systems.
Why similar: Space Sim 28.9%, Space 21.4%, Science 15.9%, Physics 10.7%, Building 10.5%
A real-time 3D space simulator and interactive planetarium. Travel to any planet, moon, star, or galaxy and view it from any point in space and time. Accelerate time, land on alien worlds, and expand the universe with community-made add-ons.
Why similar: Space Sim 33.8%, Science 25.7%, Space 13%, Simulation 9.5%, Physics 6.6%
A classic fantasy MMORPG powered by uMMORPG—discover dungeons, fight powerful creatures, forge rare equipment, and shape a living world alongside hundreds of players.
Why similar: Science 34.6%, Space Sim 30.6%, Space 18.3%, Simulation 5.6%, Sci-fi 5.2%
Tiny Space Academy is a 2D space sim where you can grow your own space agency and explore our solar system with rockets you design! Learn basic orbital mechanics, run science experiments, and get your astronauts back to Earth safely.
Why similar: Space Sim 27.3%, Space 21.3%, Building 15.6%, Physics 13.4%, Crafting 12.8%
This is a new action game where you steer the earth. Steer the Earth, when both the Earth and the Moon are in the goal zone, the stage is cleared. Stars are constantly pulling on each other with universal gravitation. You can experience a simulated universal gravitation.
Why similar: Science 36.4%, Space Sim 28.3%, Space 21.5%, Physics 9.4%, Sci-fi 4%
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: Science 25.1%, Space Sim 23.1%, Space 19.2%, Physics 11.2%, Open World 8.5%
Use the Nimbatus Drone Creator to construct physically simulated drones and try them out in a virtual testing environment. Do you have what it takes to become a drone engineer?
Why similar: Science 23.1%, Space Sim 19%, Crafting 15.3%, Space 11.6%, Simulation 9.7%
The existence of all mankind is under threat. You are the only hope!
Why similar: Science 29.6%, Space Sim 28.9%, Space 22.6%, Physics 9.1%, Simulation 7.6%
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 28.3%, Science 23.1%, Space 16.6%, Building 14.2%, Physics 11.7%
A rocket engine design sim with real physics. Wire pumps, injectors and nozzles on a node graph, set the numbers, and test fire. Live graphs and 3D hardware answer every change. Fourteen guided missions with a senior engineer, or free build. Recreate the Merlin 1D, or build one that shouldn't work.
Why similar: Science 26.7%, Space Sim 25.9%, Space 14.9%, Physics 10.9%, Building 6.5%
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 31.4%, Space 21.7%, Science 20.2%, Physics 12.7%, Simulation 8.9%
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 25.8%, Space 17.4%, Building 17.2%, Space Sim 14.3%, Crafting 13%
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 25.9%, Science 25.4%, Space 18.2%, Open World 9.4%, Physics 8.6%
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: Science 21.2%, Space 18.9%, Space Sim 18.9%, Crafting 18.7%, Building 13.6%
Build ships from scrap and fly them in a gritty space sim. Venture solo or team up. Hunt for parts, haul vital resources, and keep your space agency afloat.
Why similar: Science 22.9%, Space Sim 15.8%, Space 15.8%, Building 13.9%, Crafting 11.8%
Build and upgrade your personal ship to travel around a strange planet.
Why similar: Space Sim 33%, Space 19.6%, Crafting 15.2%, Physics 10%, Simulation 9%
Create, Collect, and Crash in Autocraft, a physics destruction sandbox. Create your own cars, rockets, tanks, planes, boats, and more.
Why similar: Building 23.8%, Space 19.7%, Physics 15.9%, Crafting 14.3%, Space Sim 13.8%
A space sim where you build the industry that produces your rockets, then fly them. Genuinely integrated orbits, aerodynamics solved part by part, procedural planets you can walk. From first mine to first interstellar flight.
Why similar: Space Sim 25.4%, Space 15.3%, Building 13.2%, Crafting 12.7%, Physics 12.6%
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 23.2%, Science 20.1%, Space 19.5%, Open World 12.5%, Physics 8.3%
Build orbital factories, mine asteroids & trade with aliens in this deep space strategy game! Research tech, manage production chains, and choose: peaceful trade or combat when mysterious ships arrive. The ultimate industrial space empire simulator!
Why similar: Science 33.7%, Space Sim 20.5%, Building 17.7%, 3D Platformer 12.3%, Space 7.1%
Conquer the Settled Galaxy in Periapsis: Eclipse where gravity, heat and the physics of space are the keys to conquest. Master orbital mechanics, real-world inspired weapons and nuclear rockets to outmaneuver dozens of hostile ships and claim victory for the Exiled Empire.
Why similar: Science 36.5%, Space Sim 21.5%, Space 19.2%, Physics 9.8%, Simulation 4.6%
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: Science 27%, Space Sim 22.7%, Building 14.4%, Space 12.4%, Physics 8.3%
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 27.4%, Science 22.7%, Building 21.5%, Space Sim 20.3%, 3D 2.9%
INTERASTRA is a fully immersive first-person sci-fi survival adventure game set in outer space. Discover unknown planets differing in weather conditions, resources, and various mysteries. Craft necessary equipment, launch, and control space rockets, explore the universe, and survive among the stars.
Why similar: Space Sim 25.5%, Space 15.9%, Crafting 15.8%, Science 15.3%, Physics 10.4%
Explore space and build on other worlds in Star Rangers! Star Rangers is a space exploration and construction game that allows players to build habitats and spacecraft, acquire gear and explore the solar system.
Why similar: Science 21%, Space Sim 17.8%, Space 15.4%, Building 15.2%, Crafting 13.4%
This digital experience doesn’t ask you for much, it just wants you to come as you are. Bring your favorite edibles, mushrooms, music, and Relax. Consider using it for meditation and reflection. A title perfect for those nights when you want to float off into space and forget about things.
Why similar: Science 33.9%, Space Sim 26.2%, Space 17.9%, Open World 9.4%, Realistic 4.5%
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: Science 27.8%, Space Sim 23.7%, Space 15.5%, Physics 10.3%, 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 39.8%, Space 22.7%, Physics 14%, Science 10.6%, Simulation 6.5%
You were promised a hero’s journey. You got a vacuum cleaner. Team up with 3 friends in this chaotic, physics-based co-op game. Build your space station out of "recycled" trash, dodge orbital debris, and try not to burn up in the atmosphere. In space, no one can hear you clean.
Why similar: Space Sim 36.1%, Science 27.4%, Space 13.8%, Simulation 9.9%, Physics 7.6%
The world's first science-based photorealistic interactive 3D planetarium that models the entire Universe, using procedural generation for uncharted areas.
Why similar: Science 26.5%, Space Sim 24.2%, Space 18.6%, Open World 12.9%, Sci-fi 5.1%
Millions of players worldwide have flown, built, and fought their way through Captain Forever. CF Trilogy brings Captains Forever, Successor, and Impostor to Steam with a beautiful new renderer, new modules, and a reimagined world written by acclaimed novelist Cassandra Khaw.
Why similar: Science 23.4%, Space Sim 19.8%, Crafting 14.7%, Building 14.3%, Space 14.1%
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 30.7%, Crafting 26.4%, Space 22.1%, Simulation 7.4%, Sci-fi 6.1%
Launch from a familiar world into a 1:1 scale solar system of beautiful, unforgiving planets. Colonise, mine, and explore real places that people may walk upon within your lifetime. Project Longshot hands you a space program and asks only one question. How far can your program go?
Why similar: Space Sim 24.3%, Space 16.6%, Crafting 13.4%, Building 13.4%, Physics 10%
A simple black hole simulator.
Why similar: Space Sim 28.6%, Science 24.4%, 3D Platformer 19%, Physics 6.6%, Realistic 5.4%
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 25.2%, Crafting 19.1%, Space 18.1%, Building 17.6%, Open World 8.9%
Biosphere Simulator is a planetary god game sandbox where you guide a dead volcanic world through billions of years of evolution. Seed life, shape ecosystems, unleash cataclysms, and watch civilizations rise from primordial microbes to spacefaring societies.
Why similar: Science 28.8%, Space Sim 14.1%, Building 13.2%, Space 11.5%, Crafting 9.2%
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 24%, Space 23.5%, Science 23%, Physics 6.9%, Simulation 6.7%
