Top similar games like Astrosphere:

This is a space sci-fi survival and building game. You take on the role of a retired astronaut on a top-secret mission to the Halley’s Comet. Resource and time management will be key to your survival. Will you wisely use limited supplies to build your own space base and achieve self-sufficiency?

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

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.

Red Planet: Survive is a first person survival game for Microsoft Windows. Surviving in the harsh conditions of the Red Planet will be hard, but if you are strong enough, you will succeed. Find the best way to survive, but be careful, since each wrong step will ensure your demise. The environment is your main enemy.

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?

The Last Starship is a space-based construction, industry & factory game, currently in Alpha (expect regular free updates). Design star ships and take on a variety of missions from mining and passenger rescue to combat whilst working on the greatest engineering project ever attempted by humankind!

Space-colony simulation game. 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.

Control two characters simultaneously! Survive, gather, collect upgrades, fight all sizes of one-eyed Martians, build defensible outposts and conquer Mars, in this glorious mix between roguelite and tower defense.

Untethered is a space survival-sandbox set in our own cosmic backyard. Explore zero-gravity environments, build and operate realistic space stations, and fight to stay alive in the unforgiving realm of deep space.

Voidless is a sci-fi space survival sandbox set in the near future within a realistic scale solar system. In first or third person, players can explore planets and asteroids, collect resources, and craft items. As well as building bases and ships, all with physics based flight and combat.

The year is 2040. You, an ex-sergeant, have signed a contract with a large mining corporation in the Belt. Mine ore, build out your outpost, travel to nearby asteroids and collaborate with other belters.

Base One is a space base builder game where you take control of a network of space stations and its crew's tasks and wellbeing. Maintain your resources and defenses as you navigate the wide array of dangers ahead of you!

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.

Explore an emotional sci-fi game that features a unique blend of adventure, survival, and base-building elements. Play as Jan Dolski, a simple worker who creates alternative versions of himself in a desperate attempt to escape from a planet where even sun rays can prove deadly.

Aboard the Fusion Voyager rocket originally set for Mars, you find yourself in a state of panic as you scramble to save what is left of the mission. Your efforts were unsuccessful and you are now the sole survivor of the crash which left you somewhere in the pacific ocean. Survive. Build. Explore.

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.

Galactic Crew II is a roguelike space exploration game inspired by FTL and the classic XCOM games. You and your valorous crew members will explore a galaxy with all its dangers and riches. Explore and colonize planets, customize your spaceship, raid underground dungeons, mine, trade and craft!

Ancient Space is a story driven single player real time strategy game where you take command of a fleet embarking on a scientific mission to chart undiscovered reaches of space called ‘The Black Zone’. Overcome overwhelming odds and fight for your life and the survival of your ship and its crew.

The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.

It's the year 5781 -- and you have been chosen to build and lead a space station in a wild corner of the galaxy! Attract visitors and explore hundreds of planets to fund your station.

A fugitive hunter made a terrible mistake by taking the life of a pureblood animal, but Mother Nature didn't let it go, the forest spirits punished him. Now he will brutally fight for survival in a cursed indigenous forest. Are you able to survive?

Astrometica: Prologue is the free game about surviving in space. You need to use your skills and tools to stay alive. There are many challenges to face, and you need to fight to survive. You also need to build a new base in space.

A single player open world sandbox, crafting and survival FPS game set in a multi-island land where you'll fight to survive. Build your base, hunt and craft to defend yourself from aggressive wildlife, enemies or friends. Do you have what it takes to Hold Your Own?

Build and navigate your ship as it barrels through space. Machines, pipes, and wiring; all necessities to keep your ship running. Survive and explore.

Uncover the mysteries of an alien planet in this open world survival craft game. Gather resources to craft equipment, buildings, and vehicles to understand, outwit and ultimately overpower the mysterious forces that rule a planet where nothing is as it seems.

A unique twist on survival by combining action, adventure, and strategy in virtual reality. Apocalyptic Adventure is a game where players must manage resources, plan defenses, and explore to survive.

HAS Galactics is a top-down factory builder. Design your own rocket, automate your production lines, balance your reputation between the Galactic Factions and complete daring missions. Start from a humble beginning… to a thriving galactic mega-factory!

Eons of War is a survival RTS with indirect control. Build a colony for autonomous spaceships, terraform and protect planets from star radiation, and survive against the waves of enemies from the mysterious Rift.

A terrifying threat, lurking in the bowels of your planet, has almost wiped out your civilization. As the only survivor, you must explore, fight and terraform the lands to rebuild your world.

Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build your Space Rig to process scavenged trash. Craft, trade and fight your way home in this interstellar, open-world survival sandbox.

Welcome to the world of space stations! Create your own space base with workplaces and production facilities. Ensure sustainability and safety, explore space, defend your base, and build diplomatic relationships. Be vigilant and successful!

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.

Classic RTS gameplay fused with a modern roguelike. Shape your build each run by assembling an evolving arsenal of powerful units and facilities. Harvest resources, build out your base. Raise your army and call down orbital strikes to overcome the forces threatening your survival.

Hive and Seek is a side-scrolling strategy base-building game where you clear randomly generated Roguelike stations infested with monsters. By rallying robots and clearing rooms, you will be able to destroy hives and recapture the station piece by piece.

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.