
The game "Terraspace" offers you a unique experience of planet settlement and terraforming — creating conditions for life on unsuitable planets. This will require you to build the necessary structures to populate the planet.
60+ similar titles based on shared tags and player behavior. Themes include Space, Colony Sim, Space Sim, Simulation.

The game "Terraspace" offers you a unique experience of planet settlement and terraforming — creating conditions for life on unsuitable planets. This will require you to build the necessary structures to populate the planet.

Outer Space Shack
Build and manage space outposts on the Moon and Mars in this realistic simulation game. From the first step on the Moon to Mars colonization, launch rockets, take care of your astronauts and expand your base as you explore the cosmos. No grind, just pure management and exploration fun.

Citizens: On Mars
Experience the ultimate turn-based colony building game in Citizens: On Mars! As the leader of a fledgling Martian settlement, your mission is to develop a thriving colony amidst the harsh and unforgiving environment of the Red Planet.
Build and manage space outposts on the Moon and Mars in this realistic simulation game. From the first step on the Moon to Mars colonization, launch rockets, take care of your astronauts and expand your base as you explore the cosmos. No grind, just pure management and exploration fun.
Why similar: Colony Sim 16.3% ★, Space Sim 15.5% ★, City Builder 15.1%, Mars 15% ★, Science 9.6% ★
Experience the ultimate turn-based colony building game in Citizens: On Mars! As the leader of a fledgling Martian settlement, your mission is to develop a thriving colony amidst the harsh and unforgiving environment of the Red Planet.
Why similar: Colony Sim 20.5% ★, City Builder 18.5%, Space Sim 16.9% ★, Mars 16.7% ★, Sandbox 9.9%
Outpost Surge is a society survival game on Mars, where players balance resource management, city growth, and settler health to turn a barren landscape into a thriving, vibrant city.
Why similar: Mars 22.2% ★, City Builder 17.6%, Colony Sim 13.6% ★, Space Sim 12.9% ★, Science 11.2% ★
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 22.9% ★, Colony Sim 22% ★, City Builder 19.9%, Science 9.5% ★, Futuristic 6.7%
IMPACT is an immersive sci-fi game set on the Moon. Build and manage a lunar base, generating valuable scientific data along the way. This data is used by the European Space Agency to train a real AI that will eventually land on the Moon.
Why similar: Space Sim 25.3% ★, Colony Sim 23.7% ★, City Builder 19.7%, Science 12.3% ★, Space 7.5%
Explore space: Colonize different planets, gather valuable resources, and build your own space colony. Travel the solar system and even create your own planet. Your decisions shape the future of the galaxy in this limitless space adventure.
Why similar: Space Sim 27.1% ★, Colony Sim 23.9% ★, City Builder 21.4%, Space 8.2%, Crafting 5.1%
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: Colony Sim 27.3% ★, Space Sim 21.6% ★, City Builder 13.6%, Sandbox 10.1%, Survival 7.9%
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.
Why similar: Colony Sim 22.6% ★, City Builder 20.1%, Mars 17.5% ★, Space Sim 15.3% ★, Space 6%
Elusive Verge is a third-person space exploration game with dash of base-building, combat and survival.
Why similar: Space Sim 25.7% ★, Colony Sim 25% ★, Sandbox 11.9%, Futuristic 7.4%, Robots 5.8%
Exostation is a sci-fi real-time strategy game. Reach sustainable planet economies by building, allocating, mining, and selling wisely. Allow humanity to spread and conquer new solar systems not by war but by ensuring its planet's resources are not exhausted.
Why similar: Space Sim 29.3% ★, Colony Sim 25.9% ★, City Builder 20.8%, Futuristic 6.3%, Stylized 5.7%
Guide a robotic mission in Venus’s polar clouds in this space colonisation city builder. Collect energy, mine resources, balance buoyancy to stay afloat, in the treacherous Venusian atmosphere, and build a self-sufficient base while navigating storms and acid clouds to hunt mysterious anomalies.
Why similar: Space Sim 24.7% ★, Colony Sim 24.6% ★, City Builder 22.1%, Futuristic 6.5%, Stylized 5.5%
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: Mars 21.3% ★, Space Sim 18.1% ★, Sandbox 12.1%, Science 10% ★, Survival 8%
Pioneer a living world full of warmth, heroism, and mystery. Help a small group of settlers build a home for themselves in a forgotten land. Establish a food supply, build shelter, defend your people, monitor their moods, and find a way to grow and expand, facing challenges at every step.
Why similar: Colony Sim 35.7% ★, City Builder 30.3%, Sandbox 12.8%, Survival 7.4%, Building 6.6%
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: Colony Sim 23.4% ★, Space Sim 20.8% ★, City Builder 18%, Sandbox 10.6%, Space 7.5%
Tower defense meets city building in a grimdark sci-fi world. Build vertically, manage resources, defend against alien hordes, and command machine priests in humanity's last stronghold.
Why similar: Space Sim 27% ★, Colony Sim 26.4% ★, City Builder 24.7%, Mars 11.4% ★, Futuristic 5.4%
Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.
Why similar: Colony Sim 33.3% ★, City Builder 28.5%, Space 10.1%, Survival 7.9%, Space Sim 6.9% ★
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% ★, City Builder 27.1%, Sandbox 12.9%, Colony Sim 8.8% ★, Space 5.8%
Embark on an exciting mission to establish a colony on Titan, Saturn's enigmatic moon. Following Earth's collapse, humanity's fate rests in your hands. Gather essential resources, excel in trading, and combat ancient technology to secure our future on Titan's harsh frontier. Will you prevail?
Why similar: Colony Sim 23.5% ★, Space Sim 21.9% ★, City Builder 18.5%, Space 10%, Futuristic 7.1%
Build cities and factories in an infinite Hex World. Explore more tiles. Balance your city's production and consumption, attract more citizens of different classes, research new technologies and build more factories and cities.
Why similar: Space Sim 24.7% ★, Colony Sim 23.2% ★, City Builder 20.9%, Space 6.3%, Futuristic 6.1%
CosmoOdyssey: Trip to Mars is a first-person spaceship adventure with a special Ukrainian flavor.
Why similar: Space Sim 32.2% ★, Colony Sim 25.2% ★, Mars 18.2% ★, Space 7.5%, Futuristic 7.3%
Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions
Why similar: Colony Sim 22.7% ★, Space Sim 22.4% ★, City Builder 18.5%, Mars 10.1% ★, Sandbox 9.4%
Explore alien planets in sci-fi survival adventure, gather resources to craft tools, overcome environmental hazards, uncover hidden secrets, and build thriving, self-sustaining colonies with advanced technology. Prepare humanity for a new future among the stars.
Why similar: Space Sim 30.5% ★, City Builder 22%, Colony Sim 20.3% ★, Sandbox 11.5%, Adventure 5.5%
The Final Earth 2 is a vertical sci-fi city builder. Earth is unlivable, so you decide to create a space colony. Gather resources, then build and research your way to a better future! Grow your city from an exploration ship to a huge metropolis, full of advanced technology. What will you build?
Why similar: Colony Sim 26.5% ★, Space Sim 21.9% ★, City Builder 13.9%, Sandbox 10.3%, 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 33.5% ★, Sandbox 15.3%, Futuristic 9.6%, Space 8.1%, Stylized 7.9%
Embark on a Colony in Space. Build a base to ensure your colonists survive. Explore, mine resources, craft items, and thrive in a realistic atmospheric and electrical simulation. Watch out for potential dangers before it’s too late!
Why similar: Colony Sim 20.5% ★, Mars 18.1% ★, Space Sim 16% ★, Sandbox 9.8%, Science 9.1% ★
ROVA is a cozy space-rover photography game. Help a new space colony conduct research on large spherical planets, by documenting elements of alien worlds through photography. ROVA is a game about discovery and exploration.
Why similar: Colony Sim 28.9% ★, Space Sim 28% ★, Sandbox 14%, Space 9.7%, 3D 3.9%
As the AI responsible for a Generation Ship, you are humanity's last hope. Build efficient raw material cycles and help your crew in a realistic real-time simulation to survive the challenges of space on their long journey to a new home!
Why similar: Colony Sim 28.1% ★, City Builder 23.7%, Space Sim 20.3% ★, Space 7.3%, Sandbox 6%
Gnomoria is a sandbox village management game where you help lead a small group of gnomes, who have set out on their own, to thrive into a bustling kingdom! Anything you see can be broken down and rebuilt elsewhere.
Why similar: Colony Sim 35% ★, City Builder 28.7%, Sandbox 16.6%, Survival 7.1%, Crafting 7%
Quriocity is a sci-fi city builder game set on a bare alien planet very similar to Earth. Build and upgrade a wide variety of units to extract resources and provide services, such as maintenance, food production, education, entertainment and many more.
Why similar: Colony Sim 28.3% ★, City Builder 26.1%, Sandbox 13%, Mars 12.2% ★, Survival 7.9%
In this real time strategy city builder game you will help humanity in reaching beyond earth by establishing a permanent and thriving settlement in the asteroid belt. Settling in space comes with enormous challenges and dangers, which you will have to guide your people through
Why similar: Colony Sim 20.5% ★, City Builder 20.5%, Space Sim 19.4% ★, Science 12.6% ★, Futuristic 9%
Manage a colony of people who woke too soon from their cryo-sleep. Build and manage a working generation ship and hopefully one day the grandchildren of the first generation might land on a habitable planet.
Why similar: Space Sim 27.8% ★, Colony Sim 27.8% ★, City Builder 17.7%, Space 8%, Futuristic 4.6%
Mars Era is a turn-based strategy game about Mars colonization. Build your base, welcome settlers, gather resources, research technologies, and overcome the harsh conditions of the Red Planet. Manage your settlers, develop infrastructure, and turn Mars into a new home for humanity! 🚀
Why similar: Colony Sim 24.4% ★, City Builder 23%, Mars 19.8% ★, Space Sim 18.9% ★, Futuristic 6.8%
Challenging space-colony sim. Guide generations of colonists, raise and educate them, manage resources, and ensure food supply. Maintain a breathable atmosphere, tackle pollution, and refine materials to build essential structures. Terraform planet and build ecosystem to make it your new home.
Why similar: Colony Sim 20.9% ★, Space Sim 20.7% ★, City Builder 20.3%, Space 7.1%, Futuristic 7%
Rebuild humanity with two robots while travelling across the galaxy in this colony-management game! Build machines, harvest resources, shelter colonists and launch rockets!
Why similar: Space Sim 25.2% ★, Colony Sim 24.8% ★, City Builder 17%, Robots 7.5%, Futuristic 6.8%
Create a thriving space station in a lost sector. Face thrilling challenges head-on, from pirate raids to asteroid impacts, as you lead your company to new heights.
Why similar: Colony Sim 23.1% ★, Space Sim 21.8% ★, City Builder 21%, Space 8.9%, Crafting 7.1%
In this city-building strategy game, you control a group of exiled travelers who decide to restart their lives in a new land. They have only the clothes on their backs and a cart filled with supplies from their homeland. The townspeople of Banished are your primary resource.
Why similar: Colony Sim 39.7% ★, City Builder 38.1%, Survival 8.1%, Sandbox 8%, Building 1.9%
Sci-Fi Builder is a sandbox construction sim where you design a space station, build a colony, and control aliens, robots & NPCs. No grids, no limits — just creative freedom in space.
Why similar: Space Sim 29.7% ★, Mars 19.4% ★, Colony Sim 18% ★, Sandbox 8.6%, Space 6.7%
Embark on a cosmic odyssey as the director of your own space station in a galaxy full of wonders. Skillful management is vital as you construct and connect station components, oversee resource handling, and guide your space haven to reach new heights amidst the stars.
Why similar: Colony Sim 26.5% ★, City Builder 21.4%, Space Sim 19.5% ★, Space 9.7%, Building 5.7%
Stacks:Space is a space-themed base builder card game with rogue-like elements. Buy booster packs to get new cards, discover craft recipes by stacking cards together, create structures, manufacture drones and droids, defend your base from enemies, visit distant planets, and more!
Why similar: Space Sim 28.7% ★, Colony Sim 24.8% ★, Crafting 9.3%, Space 8.1%, Futuristic 8.1%
You are deployed to the desolate red planet to reforge humanity's hope. With no hospitable atmosphere, no nurturing water sources, only relentless storms, unknown alien creatures, you must use wit and determination to survive on this alien land and build a Mars base of your own.
Why similar: Mars 23.4% ★, Space Sim 22.4% ★, Colony Sim 18.4% ★, Sandbox 9.8%, Space 8.5%
Starfall Protocol is a Starship colony sim with RPG adventures in a galaxy with millions of explorable planets!🌌
Why similar: Space Sim 30.5% ★, Colony Sim 29.3% ★, Sandbox 12.5%, Procedural Generation 7.2%, Crafting 5.5%
A sci-fi survival city builder set on an inhospitable alien planet. Faced with imminent destruction of Earth, humanity pooled together their resources and sent sleeper ships to nearby potentially habitable planets. But this one turned out to be much less habitable than expected....
Why similar: Colony Sim 33.9% ★, City Builder 33.7%, Survival 8.8%, Building 7.4%, Futuristic 5.5%
Defeat the onslaught of aliens by building your own moon base, placing & upgrading tower defences, managing units, and mining resources!
Why similar: Colony Sim 26.5% ★, City Builder 24.8%, Space Sim 23.6% ★, Stylized 5%, Futuristic 4.8%
Take On Mars places you right in the middle of mankind’s most exciting undertaking. Start out in the seat of a rover operator, finish as the first human to have ever set foot on the Red Planet.
Why similar: Mars 29.7% ★, Space Sim 20.1% ★, Space 12.4%, Science 12.1% ★, Sandbox 8.6%
Facteroids is a 3D factory building game about asteroid mining in space. Prospect, mine and manage your production lines in a variety of scenarios and procedurally generated worlds across the entire Solar system.
Why similar: Colony Sim 19% ★, City Builder 18.7%, Space Sim 16% ★, Sandbox 12%, Futuristic 6.2%
Welcome to Trappist-1, 40.7 light-years from Earth. Fly your Ark, a colossal spaceship and mobile base. Explore the solar system and establish thriving colonies. Uncover the mysteries of Trappist in this story-driven colony builder.
Why similar: Space Sim 23.1% ★, Colony Sim 22.1% ★, City Builder 20%, Sandbox 10%, Space 7.1%
Explore alien planets with carefully designed ecosystems, weather, resources, dangers and unique phenomena. Hunt animals for food and collect resources to craft equipment and repair devices on your ship. Escape each unique planet and unlock crew members and new ships.
Why similar: Space Sim 23.9% ★, Colony Sim 23.1% ★, Sandbox 11.7%, Space 9.4%, Survival 8.8%
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 34.9% ★, Colony Sim 28.2% ★, Sandbox 17.6%, Crafting 5.4%, Building 4.6%
Remove fog, look for and mine minerals, construct buildings, upgrade the rover and reach the portal.
Why similar: Space Sim 37.5% ★, Colony Sim 29.5% ★, Adventure 7.9%, Futuristic 7.6%, Stylized 5.9%
A sci-fi turn-based strategy, station building game where you need to manage resources and protect the station and human inside from the danger of space, and your own action.
Why similar: Colony Sim 25% ★, City Builder 22.5%, Space Sim 21.2% ★, Crafting 8%, Space 7.9%
Welcome to Resort Galactica, a hotel simulator set in space where you design, build, and manage an extravagant resort among the stars. Care for your guests based on each species' individual needs. Expand your hotel with restaurants, leisure centres, and entertainment floors.
Why similar: Colony Sim 27.6% ★, City Builder 21.4%, Space Sim 18.5% ★, Sandbox 14.3%, Building 7.3%
Hostile Mars is a factory-building game focused on combat! Explore an open world and discover new tech to unlock powerful weapons and structures. Create efficient supply chains using delivery bots. Salvage destroyed enemies for resources. Design your base to withstand increasing waves of enemies!
Why similar: Colony Sim 16% ★, Space Sim 15.8% ★, City Builder 14.4%, Sandbox 10.4%, Science 9% ★
Command a settlement of ancient humans, guide them through the ages in their struggle for survival. Hunt, gather, craft tools, fight, research new techs and face the challenges the environment will throw at you.
Why similar: City Builder 42.8%, Colony Sim 38.6% ★, Survival 9.6%, Sandbox 7.1%, Open World 1.9%
Build. Defend. Survive. Expand. A sci-fi base-building game on a hostile alien world. Gather resources, build a sprawling high-tech colony, and defend against relentless alien threats—then unlock new planets, new challenges, and the secrets of humanity’s last frontier.
Why similar: Colony Sim 27.8% ★, City Builder 25.4%, Mars 23.9% ★, Space 5.8%, Survival 4.4%
Become the hive mind of a robot ant colony in Microtopia! Use pheromone trails to create, automate and optimize supply chains for your ants to follow. Collect resources, produce goods, feed your queen, grow your colony and fly out to expand the species!
Why similar: Colony Sim 24% ★, City Builder 19.3%, Sandbox 11.2%, Futuristic 9%, Robots 7.6%
Survive in the skies of Venus with your floating colony as you balance buoyancy, mass, and altitude. Launch balloons and probes to explore the planet while harvesting resources from the atmosphere. Build up your colony and thrive in a simulation based on real science. Venus awaits.
Why similar: Colony Sim 37.4% ★, City Builder 22.7%, Space 12.4%, Science 10.3% ★, Survival 6.5%
The Spatials are back with Galactology! Design, build and protect your colony station from the many enemies you will make while exploring the galaxy and exploding their homeworlds.
Why similar: Colony Sim 25.9% ★, City Builder 23.7%, Space Sim 22.9% ★, Sandbox 11.8%, Space 7.8%
This cosmic walking drug enhancer 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: Space Sim 28.9% ★, Science 17.5% ★, Sandbox 14.6%, Space 10%, Stylized 6.4%
Terraformers: First Steps on Mars is a free prologue of Terraformers, featuring an exclusive challenge to lead humanity's first attempt at settling the Red Planet.
Why similar: Colony Sim 22.2% ★, Space Sim 21.6% ★, Mars 19.4% ★, City Builder 17.1%, Futuristic 7.8%