60+ similar titles based on shared tags and player behavior. Themes include Simulation, Space Sim, Space, Sci-fi.
You have been commissioned to collect and research space minerals by destroying asteroids near your space shuttle. With your growing inventory of materials and new knowledge you build additional modules on your shuttle continuously expanding it into a self sustaining space station eco system.
Perihelion
Perihelion lets you run your own rocket engine shop. Take over an abandoned desert airfield, design realistic, unique engines, then test them!
Starship Command: Orion Spur
Command the CSV Leonidas in authentic capital ship warfare. Lead from the bridge or take direct control as war erupts in the Orion Spur. Your ship. Your crew. Your orders.
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 29.2%, Sandbox 18.5%, Immersive Sim 13%, Simulation 11%, Building 7.4%
Command the CSV Leonidas in authentic capital ship warfare. Lead from the bridge or take direct control as war erupts in the Orion Spur. Your ship. Your crew. Your orders.
Why similar: Space Sim 22%, Immersive Sim 17.2%, Military 16.2%, War 10.1%, Space 9.4%
B.L.U.E. (Build, Launch, Upgrade, Evolve) is an multiplayer PVP space sandbox engineering simulator. As an BlueHeaven Aerospace Engineer, you design spaceships that follows real world physics, load it with maximum fire power, and test it against your best friends. Note: mind the heat!
Why similar: Space Sim 27.6%, Wargame 19%, Sandbox 14.3%, Simulation 10.1%, Military 7%
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 29.4%, Sandbox 14.6%, Building 9.2%, Crafting 8.5%, Third Person 7.8%
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 32.8%, Sandbox 14.8%, Simulation 12.8%, Space 11.8%, Building 8.4%
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 31.6%, Sandbox 17%, Simulation 12.3%, Strategy 11.9%, Space 8%
Free to Play: Command powerful capital ships in fast-paced 5v5 space combat. Choose from five ship classes — from nimble Interceptors to massive Carriers — capture sectors, outmaneuver your enemies, and dominate the void.
Why similar: Space Sim 30.1%, Wargame 18.8%, Shooter 10.4%, Simulation 8.9%, War 6.2%
Build spacecraft with a realistic part-based editor and fight multiplayer orbital wars using Keplerian, Newtonian, and patched-conics flight. Engage with lasers, railguns, missiles, and EW in fast, decisive battles shaped by strategy and logistics.
Why similar: Space Sim 36.8%, Wargame 16.6%, Simulation 9.8%, Space 8.8%, Strategy 7.7%
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 31.5%, Sandbox 16.5%, Simulation 12.7%, Building 9.8%, Strategy 8.3%
Build and manage your own space company. Design missions, launch satellites, and expand your influence across Earth’s orbit.
Why similar: Space Sim 30.4%, Sandbox 15.9%, Immersive Sim 13.4%, Simulation 12.4%, Strategy 11.7%
A first person building game where every problem is solved with pipes.
Why similar: Space Sim 35.3%, Sandbox 18.4%, Immersive Sim 12.4%, Simulation 9.6%, Building 8.4%
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 20.6%, Space 18.2%, Sandbox 16.9%, Simulation 11.8%, Building 8.5%
Frontiers Reach : Battlespace is a low stress management/idle game set in the Frontiers Reach Universe, here you'll take command of a carrier and participate directly in the fight for control of planets in the frontier worlds.
Why similar: Space Sim 26.5%, Wargame 24.9%, Military 15.4%, Space 9.7%, Third Person 6.9%
Falling Stars: War of Empires is a fast-paced digital tabletop strategy game where each decision you make forces the game to evolve differently every time you play. Command hundreds of ships in battle, resolve intricate political agendas, and discover the deep interplanetary relations of the galaxy!
Why similar: Space Sim 23.4%, Wargame 18.4%, Strategy 15.9%, Simulation 14.9%, Military 12%
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 32%, Sandbox 12.4%, Space 12.3%, Building 11.4%, Simulation 10.2%
Command a UGA heavy cruiser against the Krellan Empire. Navigate space, manage resources, and coordinate defense strategies. Use starbases and outposts to protect colonies while engaging in tactical ship combat. Your decisions will determine the fate of sectors in this military space simulation.
Why similar: Space Sim 39.8%, Wargame 26.2%, Strategy 13.7%, Sci-fi 11.8%, Simulation 5.5%
SurviRail is a game about exploration and managing your own space train. Expand your train cars, upgrade your engines, collect resources, and discover new locations in the unknown space.
Why similar: Space Sim 34.1%, Immersive Sim 13%, Shooter 10.4%, Space 8.2%, Crafting 8.2%
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 33.6%, Simulation 15.8%, Space 14.8%, Sandbox 12.9%, Strategy 11.2%
Pilot your ship across a procedurally generated star map as corruption spreads inward. Each sector holds a stabiliser; protect it from raiders and pump energy into its shields. Jump between nodes, prioritise threats, and manage energy. Hold the line until time runs out, or be consumed by corruption.
Why similar: Space Sim 42.4%, Space 16.3%, Strategy 14.3%, Third Person 9.9%, Simulation 5.9%
Time for your toughest mission yet! Recruit and train your crew to tackle the growing threat from alien and android armies as you defend Earth to become a Galactic Legend in Space Crew: Legendary Edition. All new content free to existing owners of Space Crew!
Why similar: Space Sim 24.2%, Wargame 24.1%, Space 9.9%, Sci-fi 7.9%, War 7.4%
An open galaxy space sim of trade, mining, colonization, and real time combat. Explore a procedurally generated universe, strip mine asteroid fields, claim and fortify your own worlds, and climb through a galaxy of five rival factions. Play solo or with a friend in online co-op.
Why similar: Space Sim 39.7%, Wargame 26%, Strategy 8.8%, Sci-fi 6.8%, Adventure 6.2%
Online multiplayer drone warfare in space. Persistent universe, keeps going when you aren't logged in.
Why similar: Space Sim 31.7%, Wargame 17.8%, Immersive Sim 11.4%, Strategy 8.2%, Simulation 7.7%
Lead a powerful space battleship and bring victory to humanity in the midst of an endless war.
Why similar: Space Sim 28.5%, Wargame 20.6%, Shooter 10.3%, Military 10.3%, Simulation 7.6%
In the first year of the ephemeris, the warp engine was invented. Due to the initial engine being too large, it was installed on the space city Regulus. During engine testing, the jump signal attracted an alien fleet, and the Ship Regulus embarked on a flight path.
Why similar: Space Sim 27.3%, Wargame 18.9%, Strategy 8.1%, Military 7.9%, Simulation 7.5%
Asteroid Station is about mining asteroids, but that's not all! Battle hostile machines, defeat powerful bosses, and upgrade your ship as you push deeper into dangerous sectors in this top-down space mining and combat game.
Why similar: Space Sim 27.5%, Space 15.4%, Shooter 13.8%, Immersive Sim 11.6%, Adventure 7.2%
Scindistella is a fast-paced space arcade game about a large-scale war between two powers. Take part in fighter battles, destroy cruisers and stations, fight in planetary orbits, and invade enemy systems.
Why similar: Space Sim 34%, Wargame 23.4%, Shooter 11.3%, Action 7.4%, Military 7.1%
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 34%, Sandbox 13.4%, Immersive Sim 13.3%, Space 10.4%, Sci-fi 7.6%
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 26.3%, Sandbox 15%, Building 12.1%, Crafting 11.5%, Space 9.7%
A new-style space war game that blends strategy simulation and shooting action. Command your fleet on the map and pilot your own fighter in battle. Combine 25 types of warships and 49 types of fighters freely, and build your ultimate fleet using production, capture, and formations.
Why similar: Space Sim 19.8%, Wargame 19.4%, Military 12.4%, War 8.6%, Space 7.5%
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 25.5%, Sandbox 12.3%, Immersive Sim 10.9%, Building 9.2%, Space 9%
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 39.7%, Simulation 15.9%, Strategy 14.9%, Building 9.9%, Space 9.1%
Explore and unravel the mysteries of Rheksetor!
Why similar: Space Sim 32.4%, Immersive Sim 16.4%, Space 11.1%, Third Person 8.8%, Simulation 6.9%
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 27.1%, Building 11.6%, Space 9.7%, Sandbox 9.5%, Third Person 8.1%
The endless expanse of space has never been such a dangerous place. Take command as a Space Fleet Admiral who will face the challenge of galactic war and determine the fate of the universe.
Why similar: Space Sim 38.2%, Wargame 19.6%, Strategy 14.3%, Simulation 12.1%, Sci-fi 7.8%
Destroy or be destroyed. Missile Wars is a high-pressure arms race where players must defend their asteroid from enemy missile strikes while investing in crucial tech upgrades to gain the upper hand.
Why similar: Space Sim 34.4%, Wargame 23.3%, Strategy 12.3%, Action 7.7%, War 6.7%
Welcome to your new career as a gas station attendant in the deepest, darkest corner of space! Serve adorable ships, count your cash, and expand your diesel empire. It's a simple, satisfying job. Just... ignore the whispers in the vents. Everything is fine. Probably.
Why similar: Space Sim 41.9%, Immersive Sim 18.7%, Simulation 14.9%, Space 8.6%, Sci-fi 6.5%
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 33.3%, Space 17.1%, Sandbox 11.4%, Simulation 9.7%, Strategy 8.8%
In Delos, you are the space traffic controller managing the flow of ships at a bustling space station. Direct docking, allocate resources, and prevent collisions in a real-time strategy setting. Balance efficiency and safety to maintain order in the interstellar hub.
Why similar: Space Sim 45.9%, Simulation 11.6%, Immersive Sim 11%, Strategy 10.2%, Sci-fi 9.3%
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 35.2%, Sandbox 19.2%, Simulation 10.7%, Building 8.1%, Strategy 7.7%
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 34.6%, Sandbox 13.8%, Immersive Sim 11.9%, Space 9.9%, Simulation 8.7%
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 36.3%, Sandbox 16.3%, Crafting 12.5%, Immersive Sim 11.7%, Space 8.7%
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 35.9%, Sandbox 17.7%, Third Person 9.3%, Space 8.8%, Colorful 6.6%
Star Squadron is a narrative-driven space combat simulator built for maximum immersion. Command your wing with freeform voice recognition and experience a dynamic campaign that calls you by name using our proprietary Voice Mimic System. Don't just play the game—live it.
Why similar: Space Sim 34.9%, Immersive Sim 15.7%, Space 11.2%, Military 10.9%, Shooter 9.4%
Do you like tanks game? Are you ready to feel the full power of a tank games?
Why similar: Wargame 29.8%, Shooter 15.2%, Military 14.7%, War 11%, Action 8.5%
Voidless is a sci-fi space survival sandbox set in the near future within a realistic scale solar system. In first or third person, players can explore planets and asteroids, collect resources, and craft items. As well as building bases and ships, all with physics based flight and combat.
Why similar: Space Sim 31.3%, Sandbox 14.9%, Space 10.3%, Building 9.2%, Third Person 7.7%
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: Space Sim 21.9%, Strategy 16.4%, Sandbox 10.7%, Building 10.4%, Action 9.7%
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 36.8%, Sandbox 14.4%, Immersive Sim 12.8%, Building 8.4%, Simulation 8.3%
Field of Honor is a single-player game that combines elements of first-person shooter and strategy, set in the Napoleonic Wars, American Revolutionary War and American Civil War. You can take command of massive battles or engage as a single soldier to defeat the enemy in various game modes.
Why similar: Wargame 23.5%, Sandbox 19.3%, Simulation 14.3%, Shooter 13.8%, Military 11.2%
Mine and craft your way to orbit, build your own starship and explore a vast, dangerous galaxy alongside your crew. For players who love a meaningful survival progression, a unique and elegant building system, and epic space-opera scale.
Why similar: Space Sim 21.6%, Sandbox 17.6%, Building 17.4%, Space 14.7%, Simulation 10.6%
Build and upgrade your personal ship to travel around a strange planet.
Why similar: Space Sim 37.7%, Simulation 13.5%, Space 11.5%, Crafting 9.9%, Military 9.1%
Eat a snack while you watch an entire planet burn in your image.
Why similar: Space Sim 21.8%, Immersive Sim 16.6%, Sandbox 16.2%, Building 10.7%, Crafting 10%
Elusive Verge is a third-person space exploration game with dash of base-building, combat and survival.
Why similar: Space Sim 29.2%, Sandbox 14.6%, Military 11%, Building 9.6%, Simulation 7.4%
A brutal interstellar war is raging. Humanity has been forced to abandon much of the explored galaxy to a mysterious alien race. The aliens continue to hold the initiative on the front lines, while their motives and ultimate goals remain unknown.
Why similar: Space Sim 36.6%, Simulation 12.7%, Shooter 12.3%, Third Person 7.5%, War 7.2%
Experience war from engineer perspective Take part in stabilization mission in the middle east Provide engineering support for your detachment Use proper tools and modify weapons and vehicles for your unit. Become Combat Engineer!
Why similar: Wargame 21.6%, Military 15.1%, Immersive Sim 13.6%, War 10.2%, Shooter 9.4%
As the CEO of a spaceship design company, arrange blocks with different modes and functions to build powerful ships. Use resources from battles to upgrade blocks and acquire new ones through supplies. Strategically enhance your ship to maximize performance and defeat competitors.
Why similar: Space Sim 36%, Wargame 22%, Simulation 14.7%, Strategy 13.9%, Space 7.5%
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 49.8%, Space 14.6%, Simulation 14.1%, Sandbox 11.9%, Atmospheric 6.1%
A bright afternoon, perfect weather. With your parents away, you’re left with a rocket toy you received as a birthday gift. Build your own rocket and launch it high into the sky! Enjoy delicious homemade meals and work part-time jobs to upgrade your rocket. Can your rocket reach outer space?
Why similar: Space Sim 34.6%, Immersive Sim 17%, Sandbox 13.8%, Crafting 13%, Simulation 6.8%
We don't make games, just link new worlds. Possess War is turn-based strategy shooter game. Each player can spend turn points on each turn to take an action (move, attack, build etc). Defend the various terrains and buff areas well and eliminate all of your opponent's characters to win.
Why similar: Wargame 23.2%, Simulation 16.6%, Strategy 15.7%, Shooter 15.4%, Military 12%
Step into the cockpit of creativity in AeroSpace Engineering | Sandbox – the ultimate physics-based simulation where your imagination meets the laws of aerodynamics.
Why similar: Space Sim 28.3%, Sandbox 16.3%, Simulation 12.3%, Strategy 12.2%, Action 7.9%
Command a crewed starship from the inside. Explore a living galaxy, answer distress calls, fight hostile ships, manage damage, craft supplies, and make captain-level choices during an interstellar war.
Why similar: Space Sim 15.3%, Sandbox 14.7%, Space 14.4%, Crafting 11.3%, Building 11.2%
