Games Like Orbital Express

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 31%, Simulation 18.7%, Sandbox 16.6%, Immersive Sim 13.1%, Management 5.3%

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 29.1%, Simulation 18.8%, Sandbox 15.7%, Strategy 11.3%, Automation 6.8%

🚀 Become a Space Pioneer by building and managing a station of your own on the orbit of distant planets! Focus on design and management or fulfill objectives to progress. 🛰️ Explore, Build and Prosper!

Why similar: Space Sim 20.5%, Science 9.2%, Space 9%, Sandbox 8.9%, Automation 8%

Satellite Command is a realistic, relaxing astrophysics simulator. Complete contracts with real data, launch and take control of ever more powerful Satellites, research advanced technology and build your Space Agency!

Why similar: Space Sim 23.7%, Sandbox 13.3%, Science 13.2%, Simulation 10.1%, Immersive Sim 9.1%

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 32.6%, Simulation 20.3%, Strategy 18.2%, Sandbox 18.1%, Space 7.4%

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 23.9%, Science 14.9%, Sandbox 14.1%, Simulation 10.5%, Space 9.3%

Build, launch and manage realistic space missions across our solar system, placing satellites and telescopes in precise orbits. Explore planets, collect valuable scientific data and sell your findings to expand your rising aerospace empire.

Why similar: Space Sim 34.3%, Simulation 14.7%, Strategy 13.5%, Management 8.9%, Immersive Sim 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 32.8%, Simulation 24.7%, Strategy 16.3%, Sandbox 12.9%, Space 12.9%

Build a colony on an alien planet. Supply settlers, defend against meteors, upgrade your base, develop your economy, and fight for survival.

Why similar: Space Sim 31.3%, Simulation 20.6%, Strategy 18.1%, Sandbox 14.5%, Space 5.2%

Gravitation is a sandbox simulation set in the vastness of the cosmos and built on the laws of real-world physics.

Why similar: Space Sim 35.3%, Simulation 22%, Strategy 20.1%, Sandbox 16.2%, Space 6.1%

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 41.7%, Simulation 25.5%, Strategy 18.7%, Space 10.4%, 3D 3.2%

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 42.1%, Strategy 21%, Space 14.4%, Simulation 9.4%, Third Person 8.2%

Deep Space Remnant is a space survival base-building simulator: build your station, gather resources with ships, research technology, and strengthen shields to survive escalating cosmic radiation.

Why similar: Space Sim 34.6%, Strategy 22.3%, Simulation 21.1%, Sandbox 9.9%, Space 7.6%

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 33%, Sandbox 17%, Strategy 13.4%, Simulation 13.2%, Automation 9.1%

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 33.5%, Sandbox 13.6%, Immersive Sim 12.4%, Simulation 11.7%, Space 9.2%

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 19.7%, Science 15.2%, Sandbox 12.3%, Automation 12%, Strategy 10.2%

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 34.6%, Simulation 19.3%, Strategy 12.7%, Automation 12.3%, Immersive Sim 9%

A first person building game where every problem is solved with pipes.

Why similar: Space Sim 37.6%, Sandbox 20.1%, Simulation 16.4%, Immersive Sim 12.5%, Futuristic 7.4%

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 25.4%, Strategy 22.2%, Space 8.1%, 3D 4.3%

Real-time planetary collision sandbox powered by SPH physics: smash planets together and watch the destruction and its aftermath!

Why similar: Space Sim 42.3%, Sandbox 16%, Simulation 14.4%, Space 11%, Immersive Sim 8.6%

Play as an A.I tasked with helping mankind explore the vastness of space. Customize your ship, recruit a crew, battle alien vessels, research new technology and explore randomly generated universes.

Why similar: Space Sim 34.8%, Simulation 22.9%, Strategy 21.9%, Space 11.3%, Management 9.1%

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 21%, Sandbox 17.9%, Science 10.8%, Simulation 10.3%, Space 9.6%

Desktop and VR interactive space experience/game. Fan homage to SpaceX's efforts of inspiring humanity to finally become a spacefaring civilization! Experience launches, flights and landings of starships first-hand, engage with challenging mini-games, explore funny memes and more. :-)

Why similar: Space Sim 24.2%, Science 15%, Sandbox 14%, Immersive Sim 12.8%, Automation 10.2%

SOLUM is a floating-island factory sandbox. Extract Sol and automate production across an expanding Island-Network. Build networks, route goods, and keep your islands stable against the pull of a collapsed star.

Why similar: Simulation 20%, Sandbox 17.7%, Strategy 17.7%, Science 11.1%, Management 9.6%

SPACE SEX SHOP is an 18+ store simulator where you have to open the first adult store in space 🚀✨. Manage your inventory, study demand among different alien races 👽🤖, develop your station, and step by step turn a small trading module into a galactic empire 👑.

Why similar: Space Sim 39.4%, Simulation 22.9%, Sandbox 18.4%, Space 7.6%, Management 6.9%

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 35.1%, Sandbox 19.7%, Simulation 17.1%, Strategy 11.5%, Management 8.3%

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 18.6%, Strategy 15.2%, Immersive Sim 10.4%, 3D 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 43.3%, Simulation 25.2%, Sandbox 23.7%, Space 7.8%

Rover Simulator allows you to experience the cosmos through the lens of a Rover. Explore celestial bodies across the galaxy in the pursuit of evidence pointing to signs of life as well as gaining a broader understanding of the universe to pave the way for colonization beyond the Earth.

Why similar: Space Sim 38.7%, Simulation 21.1%, Immersive Sim 14.4%, Science 10.5%, Third Person 6.5%

MOSS Becoming Human is an AI science game where players develop and deploy AI agents to build a Martian civilization. Customize, evolve, and test AI in various modes, shaping diverse outcomes. Agents can also interact with the real world, including social platforms like X.

Why similar: Space Sim 37.6%, Simulation 21.3%, Sandbox 17.6%, Immersive Sim 10.7%, Futuristic 5.5%

Manage your own Pet Shop like no one else!

Why similar: Simulation 33.7%, Sandbox 25.4%, Strategy 19.1%, Management 9.6%, 3D 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 35.1%, Sandbox 14.4%, Simulation 14.2%, Immersive Sim 11.5%, Futuristic 11%

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 59.8%, Simulation 30.4%, Space 9.8%

The most scientifically accurate space warfare simulator ever made. Now with Steam Workshop!

Why similar: Simulation 22.2%, Strategy 19.5%, Space Sim 18.8%, Science 17.7%, Space 14.5%

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 49.4%, Simulation 22.3%, Space 12.9%, Sandbox 12.1%, 3D 3%

Operate the Starship space launch system and learn how to catch a rocket to understand what it takes to colonize Mars in this ever-evolving simulation of SpaceX Starbase Texas.

Why similar: Space Sim 35.3%, Sandbox 18.2%, Simulation 15.4%, Immersive Sim 14.8%, Third Person 6.4%

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 33.5%, Science 15.1%, Simulation 11.4%, Automation 10%, Space 7.6%

Caught in the middle of a violent conflict on the fringe of the galaxy — your ability to survive will depend on your piloting skills and combat savvy as a mercenary space fighter. But, as you explore the vastly detailed world of Tachyon: The Fringe, you will often find that the most powerful weapon on your ship is in your head.

Why similar: Space Sim 52.8%, Simulation 33.8%, Space 13.5%

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 34.9%, Sandbox 17.9%, Simulation 14.2%, Futuristic 8.6%, Third Person 7.7%

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: Space Sim 23.1%, Science 17.5%, Sandbox 10.8%, Simulation 10.5%, Futuristic 10%

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 26.8%, Simulation 19.9%, Sandbox 19%, Science 10.6%, Space 10.1%

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 26.1%, Simulation 15.1%, Space 11.6%, Science 11.4%, Strategy 10.9%

Will you make the grade and save the planet? Become a cadet on your first day of training in this 3rd person space combat simulator.

Why similar: Simulation 40.8%, Space Sim 37.5%, Space 12.2%, Third Person 9.5%

Spaceflight add-on for Microsoft Flight Simulator X

Why similar: Space Sim 43.2%, Simulation 41.8%, Space 15%

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.

Why similar: Space Sim 30.3%, Sandbox 15.9%, Immersive Sim 13.4%, Simulation 12.5%, Strategy 11.8%

Space Trucker is a "realistic" space simulator where you fly your cargo ship to different places within the solar system. Configure your ship, maneuver for departing and docking, plan your high speed flight, and execute it all without breaking space rules - or killing yourself!

Why similar: Space Sim 49.6%, Simulation 23%, Immersive Sim 15.7%, Futuristic 11.4%, Singleplayer 0.4%

Trade your wares and eliminate the competition in a cutthroat world. Buy new ships and stations to mine and haul resources. Explore the vast emptiness of space.

Why similar: Space Sim 51.3%, Simulation 18.6%, Strategy 15.3%, Space 14.8%

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 31.3%, Science 16.2%, Sandbox 15.4%, Simulation 11.7%, Futuristic 9.7%

Main Sequence is a first-person space-sim factory builder where you design spaceships, build space stations, and automate everything. Start with a single ship and grow to become an interstellar industrial empire as you leave your mark on the galaxy.

Why similar: Space Sim 34.2%, Automation 14.5%, Simulation 11.3%, Sandbox 11.2%, Space 8.8%

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 26.9%, Simulation 16.3%, Strategy 15.6%, Sandbox 9.9%, Space 9.4%

Launch Window is a single player physics-based automation game where you establish supply chains across an entire solar system using orbital mechanics.

Why similar: Space Sim 29.8%, Sandbox 14.4%, Simulation 11.6%, Automation 10.6%, Space 7.7%

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 40.8%, Strategy 22.8%, Simulation 20.7%, Futuristic 8%, Space 4.2%

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 39%, Sandbox 20.7%, Science 15.2%, Simulation 13.1%, Space 11.3%

Galactic Simulator is a clicker game based on the Fermi Paradox and the Great Filter theory. Players can simulate the evolution of celestial bodies and civilizations in the galaxy from an observer's perspective. The game supports multiplayer mode. Create a unique galaxy with friends!

Why similar: Space Sim 31.8%, Sandbox 15.3%, Simulation 12.3%, Space 9.8%, Immersive Sim 9.8%

Build amongst the stars in Starport Delta, a light sci-fi strategy game that focuses on survival. Station Commanders across the universe will turn to you for guidance to expand, defend, and survive. Help them build a thriving station, but watch out, there are many dangers hiding in space...

Why similar: Space Sim 25.6%, Simulation 24%, Strategy 23.3%, Sandbox 10.5%, Space 7.6%

Orbit Engineer – Build, grow, and survive in your own space station. Manage crew morale, supplies, and research while facing unpredictable space events and system failures. Every decision matters as you expand and fight to keep your station alive in space.

Why similar: Space Sim 30.6%, Simulation 21.1%, Strategy 18.5%, Immersive Sim 11%, Third Person 5.4%

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 24.1%, Simulation 22.1%, Sandbox 20.4%, Space 18.7%, Strategy 14.8%

Interstellar Inn is a 2D hotel building and management sim in space.

Why similar: Space Sim 27.1%, Sandbox 17%, Simulation 13.9%, Management 11.9%, Strategy 9.7%

Galactic Command Echo Squad SE is a high-end and very challenging space/planetary combat game. It offers a thrilling campaign, instant action combat sessions as well as a sandbox mode allowing you to explore the game's universe while battling hostile Insurgent forces among others.

Why similar: Space Sim 29.5%, Sandbox 15.9%, Simulation 13%, Strategy 12.6%, Space 10.1%

A fantasy space agency management game! Manage your team, design your space ship and research new technology! Reach moons, planets and the void beyond. Can you reach the void? Can you bring Galduen to the void?

Why similar: Space Sim 41%, Strategy 13.8%, Management 13.4%, Space 13.3%, Simulation 12.5%