Top similar games like Deep Space Outpost:

Starfall Protocol is a Starship colony sim with RPG adventures in a galaxy with millions of explorable planets!🌌

The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!

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?

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!

Million on Mars delivers the most realistic Mars city-building MMO experience. Granted 40 acres of real Martian terrain, shop for rovers, energy systems, & factories to begin production on Mars. Leverage your skills and rovers, prepare your settlement for the arrival of the initial 20 Martians.

A space-sim sandbox where you Construct your spaceship, Mine resources with your droids, Explore & Discover mysteries of Leaks In Space, Combat with the wild creatures & space pirates but remember that every hit on your hull could risks your ship suffering fatal leaks.

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.

You control a small colony in the underground of an unknown planet. Mine resources, build a base, explore the world and technology. Supply your colonists with oxygen, food and energy so that they can carry out their tasks.

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.

A game of base building and colony simulation in a world where night is permanent. Survive, build, explore, repel enemy raids and tend to the needs of your workers and your king.

There will be challenges to overcome. Execute your strategy and improve your colony’s chances of survival while unlocking the mysteries of this alien world. Are you ready? Mars is waiting for you.

A Planet of Mine is a mini procedural 4X. Starting from a single and unique planet, survive, gather and combine resources, develop your technologies and start the conquest of space.

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.

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.

Rocket Engineer is a simulation game about designing and launching your rockets to explore and colonize other worlds. Rocket Engineer offers a gameplay focused on orbital mechanics and colony building.

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.

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.

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.

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.

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

Guide pioneering settlers among Venusian clouds in this space colonisation city builder. Grow food, collect energy, mine resources, balance buoyancy and weight to stay afloat in the treacherous Venusian atmosphere, and build a self-sufficient colony while navigating storms and acidic clouds.

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.

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.

Give rise to wonders of the Aztec Civilization as you build your own magnificent metropolis in this ancient city builder. From humble beginnings build, trade, manage and conquer to become Tlatoani (Emperor).

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.

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

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.

An open-world colony sim based on stories of the first men. Infinite possibilities await your very own Adam and Eve as they embark on a generation-spanning adventure. How will you shape their future?

A strategic city-building game set in a fantasy universe that allows you to create your own fantastical civilization. Define your architectural style using a building editor, customize your people, manage your city, and restore the past glory of your civilization!

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!

Factor Y is a relaxing, large-scale, multi-planetary, mega factory automation game. Mine resources, craft new items and structures via recipes and generate your own, custom building blocks. Expand your factory to span across multiple planets.

A factory-building game. Survive a harsh climate, strip mine an infinite world, and build a sprawling factory, then trade or go to war with Colonists, Governments, Pirates, Rebels, and more!

Stardeus is a deep colony sim set on a broken starship manned by drones and hibernating human survivors. As the AI, have your drones repair your ship, save your crew and travel the stars in this beautiful simulation.

Start with nothing... End with everything! All you have is a basic ship, barely fit for combat, with it you'll start your journey and empire. A open world space sandbox, inspired by and expanding the classics.

Build a city on the back of a Space Whale and learn to coexist as you journey through the stars. Manage intricate supply chains and the needs of your people as you build outposts, meet aliens, and uncover the mysteries of the universe.