Top similar games like Starship Theory:

Manage a space station, flying through a procedually generated universe, fight, build and survive in the coldness of space.

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.

A space colony survival sim. Build a station room by room, lay the wires, pipes and ducts that carry power, water and air, and keep a crew fed, rested and sane. Build it how you like and keep it running.

Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!

Maia is a colony building game set in the not-so-distant future. Your colonists make planetfall on a hostile world and you must ensure their survival and their safety, constructing their off-world habitat from almost nothing and sheltering them from a dangerous, often deadly environment.

Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.

From a small 2-man team comes a unique space station management sim. Take on the role of an A.I commanding a lost space ark. Try not to let your crew run amok and wreck the place.

In Spacebase DF-9, you'll build a home among the stars for a motley population of humans and aliens as they go about their daily lives. Mine asteroids, discover derelicts, and deal with the tribulations of galactic resettlement in Earth's distant future.

Crowded Blue Dot is a game about producing various items to make people happy and growing a city from a small village to a metropolis.

Exo TD is a true 3D space Tower Defense. Invaders have scouted your planet as their next target, you must protect it by building destructive turrets, orbital defenses, shields, drones and more to defend against the incoming invasion force.

Fallout Shelter puts you in control of a state-of-the-art underground Vault from Vault-Tec. Build the perfect Vault, keep your Dwellers happy, and protect them from the dangers of the Wasteland.

Create your space colony for kittens and conquer the galaxy in this hand drawn card-battler inspired by Stacklands and Card Hog. Manage resources, explore alien worlds, conquer other civilizations or make new allies.

Outer Factory is a peaceful, minimalist factory simulation where you build and automate factories across planets and asteroids. Create complex production networks with simplified building mechanics. Become an interplanetary automation expert.

AEU is a fast paced realtime strategy and 4x hybrid. Players influence their empire to grow, fight, forge alliances or engage in trade. Players are given control over the empire's traits, research and a set of three types of abilities(Construction, Plagues and Agents) to accomplish their goals.

Build your spaceship, manage your crew, and explore the cosmos whilst trying to keep your crew alive and your ship fully functioning. This challenging survival colony sim features deep simulated ship systems and a whole universe to explore.

Legacy of the Ark: The Long Awakening is a sci-fi idle progression game where you rebuild a shattered colony ship, restore lost systems, automate production, and uncover the mystery hidden within the Ark’s damaged memory.

Kingdom is a 2D sidescrolling strategy/resource management hybrid with a minimalist feel wrapped in a beautiful, modern pixel art aesthetic.

Automate a lunar base as you become the savior of humanity exploring the future on the moon. Mine, craft, research, and trade resources with Earth in this gripping narrative basebuilder.

The Kingdom of God: Creation is an independent game integrating territory management, resource management, strategic chess and exploration. As a new God, players develop their own country in the dangerous universe and eventually become the king of the new generation of gods.

Gather exotic resources, build defenses, research new technologies, and explore the mysteries of the void, all while being chased by the darkness from the end of time.

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.

Grow your planetary empire from a small base to a massive production powerhouse in Planetary Factory. Balance inputs and outputs to maximize profits and minimize waste, research advanced technologies, and build a formidable military to conquer hostile planets.

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.

Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?

A meditative turn-based strategy about settling space, from the first flight to the invention of the warp drive. Assign workers, research technologies and mine resources in randomly generated star systems without enemies or time limits.

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.

Build and expand your very own settlements in high mountains! Carefully plan production chains and satisfy various needs of your three-caste society while dealing with mountain hazards such as weather breakdowns and avalanches. Are you skilled enough to make your town thrive?

Build stellar rollercoasters across alien worlds, carve tunnels through planets, and launch trains into orbit. Customize every track element, scenery decoration, and environment before subjecting riders to the forces of the universe! The galaxy is your theme park!

Startup Company is a business simulation sandbox game where you’re the CEO of a new company. Your job is to build your very own website and compete against the largest tech giants on the planet!

Astro World is a side-scrolling co-op game where the players will have to build their colony on a planet full of danger, valuable resources and alien artifacts, using which the player can explore new technologies and equipment to arm their colonists with.

A tiny space colony lives in a strip above your taskbar. Colonists build, scavenge, and catch supply pods while you work. Grow nine building types, hit milestones, evacuate to prestige, and fly your own Workshop flag. Click-through, fullscreen-shy, and easy on your CPU.

Discover a whole new world with Mars City Builder! Construct roads, erect buildings customize the city and take care of its safety. After all, you are the first Martian settler and this is a vast, unknown land. Develop it in any way you please!

Have you got what it takes to survive on Mars? ROKH is a multiplayer survival game featuring scientific realism and extremely deep crafting and building. Make the red planet your sandbox and create a thriving colony.

Design your dream space station in Space Architect! Master the power of automation or 'hire' an army of crewmates to handle your ever-growing production. Mine asteroids, fabricate goods, and engage in interstellar trade to pay off the menacing Big Evil Corp. Will you thrive in the vastness of space?

A deadline-driven roguelite management game set in ancient Egypt. Build impossible monuments under brutal deadlines. Push your workers to the limit, survive disasters and riots, and watch your civilization slowly transform into something far stranger.