Top similar games like Per Aspera:

Command swarms of warriors at an unprecedented scale of warfare in this blend of RTS and base-building. Lead ant colonies against the many fearsome threats of the insect world, while building intricate nests, developing pheromone-based tactics, and evolving to meet growing dangers.

Space station building game. Survive, expand, prosper, and become a major hub!

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!

Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!

Desynced is a sci-fi strategy game with fully customizable units and behaviors. Gather, build, research, and explore the unknown. Alone or with friends, unveil the mystery of an AI on the edge of self-awareness and uncover the hidden truth in this blend of strategy, automation, and exploration.

Stellar Settlers is a space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, take control of a settlement, build your own thriving colony on 5 hostile planets. Get enough materials to build a physics-based Spaceship and try to escape alien planets.

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.

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.

Create an extrasolar efficiency utopia from scratch! In this sci-fi city builder you need to start mining operations, plan production, and lay down transportation routes to ensure a smooth supply chain.

Build and manage colonies throughout the solar system! Taking care of the staff, get resources, explore new technologies, trade and complete tasks.

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.

In a nuclear apocalypse, you have to use your engineering skills to save as many survivors as possible. Defending, mining, crafting, creating production lines, and building an underground city for the survivors is your goal in this 2d side-scrolling automation game.

Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you.

Techtonica is a first-person factory automation game set beneath the surface of an alien planet. Work alone or in co-op to build factories, gather resources, research new technologies, mold the destructible terrain, establish a base of operations, and uncover long-forgotten secrets.

Norland is a medieval kingdom sim that generates stories. Manage your noble family as you face class conflict, crime, revolts, religious struggle, economic issues, personal relations, treachery, secret murders, and spectacular battles.

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.

Good Company is an in-depth management sim about building a trail-blazing tech corporation. Assemble complex production lines, manage employee logistics, and sell high-quality products on the market to become the best company in the whole county!

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.

Terraform, strategize, and construct a Martian colony in this retro-inspired turn-based city builder. Create a comfortable living for your citizens, research alien artifacts, and uncover the secrets of the Red Planet.

A dark fantasy city builder where you must rebuild civilization in the face of apocalyptic rains. As the Queen’s Viceroy, lead humans, beavers, lizards, foxes, and harpies to reclaim the wilderness and secure a future for civilization's last survivors.

Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.

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.

Build a factory in an infinite simulated voxel world. Mine resources, craft machinery and automate your research to progress. Face logistic challenges by planning and building a conveyor belt and pipe network. Manage a complex power system and expand your constantly growing production lines.

A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.

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?

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.

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.

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!

Breathe easy and thrive in this cozy colony sim. Build a haven for castaways, manage resources, live your best life on the ocean. Lead your humble settlement into a high-tech society.

Survive and colonize Mars in a highly technical, open-world sandbox game. Build and upgrade your base, discover new regions, conduct mining operations, retrieve water, generate oxygen, grow crops, and fix broken parts.

Mutants go to work! Gather resources, build a base, automate, and optimize in Revive & Prosper, a voxel base-building strategy game. Remodel terrain and cultivate food with 6 mutants and their golem sidekicks. Produce and deliver by belts and catapults. Can you revive and prosper?

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.

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!

Land your crew of survivors on an abandoned island and survive! Mine raw materials, grow food, build factories, manufacture products, research new tech, and trade with others. Become an industrial superpower! But this is no easy task, you will be put to the test to keep your settlement alive.

Build, automate, and optimize a giant factory on 3D terrain using conveyor belts, trains, chutes, pipes, and airships. Sell your goods to nearby villages to expand their borders, increase happiness, and unlock even better technology!

Embark on a journey of survival, crafting, and automation in the free Prologue of Eden Crafters – an upcoming co-op, open-world game that challenges you to turn a hostile planet into a habitable haven for humanity.