Top similar games like SpiritusAstrum:

Star shelter is a space survival game built from the ground up for VR. You are stranded in space, you must climb around in Zero-G, explore, scavenge, craft, hack and fight to survive. You have to build, arm and upgrade your own space station in order to escape the cosmic graveyard.

Space one has been postponed at this time.

Stars End is a multiplayer sci-fi survival game set hundreds of years in the future in a star system colonized by humans. Come and join us for crafting, construction, missions and PvP on the wild frontier...

As an engineer stranded in an alien star system, scavenge parts and build equipment to fight your way back home. Work with (or against) the laws of physics in MEANWHILE IN SECTOR 80 to turn trash into survival.

Evolution Survival is a survival game where the universe evolves around you. The plants and animals you saw at the beginning will be different at the end, They may not even be there, the star may have gone supernova or shrunk into a white dwarf. Who knows when Natural Selection is at the wheel!

A virtual world Primus with different cultures and worldviews. At Primus, you can enjoy a life different from the real world. Why don't you come to the virtual world Primus for new encounters and unknown experiences that you really wanted to do? This game is an open world walking simulator.

Take command of your own colonial ship. Ensure the survival of your inhabitants and try to find a new habitable planet. This is the goal of the the Exodus H Space Commanders.

Fractured Atmosphere is an atmospheric VR exploration game. Scour abandoned spaceships and avoid hazards in your search for valuable items. Send crew to dangerous environments where each ship you explore will help to paint a picture of this universe and the people who live here.

Wildstrive - is an open-world first-person survival game. Craft tools, build a camp, harvest crops, explore the land, tame and fight wild animals. Challenge nature and solve the mystery of the lost island!

Welcome to our sci-fi space adventure, where players take on the roles of a crew aboard a spaceship as they work together to survive in the vast and dangerous universe.

Desktop and VR interactive space experience/game. Fan homage to SpaceX's efforts of inspiring humanity to finally become a spacefaring civilization! Experience launches, flights and landings of starships first-hand, engage with challenging mini-games, explore funny memes and more. :-)

Sigma World Online - is an online sandbox with a huge world from many star systems. Choose who to be: space explorer, miner, merchant, farmer, culinary specialist, scientist, builder or hunter, or build your empire.

Explore a vast universe, uncover the mystery of humanity's demise, gather resources, build bases, and scan the unknown. Your journey awaits in this post-apocalyptic sci-fi adventure.

Mushroom Collector Simulator is a mushroom picking simulator that involves you in the hunt for many different mushrooms that grow in the wild. Collect mushrooms, enjoy walks through the forest, complete missions, upgrade your hut and equipment.

Above Earth is a science fiction survival game. Experience a struggle for life in the fragile artificial environment of a damaged space station.

Explore a scientifically accurate Milky Way galaxy and discover distant uncharted worlds, while having unrestricted access to every deck of your Magellan Class deep space exploration vessel. Interact with numerous fully simulated ship systems, or simply relax in the bar and watch the stars drift by.

Make a living for yourself in a city full of opportunity while you meet a variety of locals, explore unique locations, and work your way to the top in this open-world life simulator.

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.

Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion!

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.

No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.

On the harmstead you sow crops by day, plough hordes of alien pests by night, and spelunk the “Very Dark” depths whenever you damn well please. This bloodthirsty alien planet doesn’t want you here, but you’re a robot in a tractormech so what do you care?

Starbase is a hybrid voxel/vertex-based space MMO with a fully destructible and infinitely expanding universe, with a focus on building and designing spaceships and stations, exploration, resource gathering, crafting, trading, and combat.

-HOME- Survival is an open-world game that is a unique combination of first and thirt person shooter, survival, crafting, and role-playing games. Experience your own path. Whether it's building the home of your dreams, tending to your crops and watching the sun go down...

A unique open world sandbox space simulator. You have complete freedom of decision and movement. You can travel to familiar places in the Solar System and adjacent systems, or explore over 6000 unexplored distant worlds. Trade, fight, build factories and bases, colonize.

Salt 2 is an open world pirate game focused on exploration, survival, and crafting. Set sail across an infinite procedural world with just you and your ship. Explore islands filled with quests, caves, towns, pirates, and secrets. Level up skills, craft, hunt, fish, loot, and decorate your ship.

The new modern day role playing experience, if you like altis life, dark rp or any other RP game mode, you'll fall in love with our game, come play with us and start your new life now!

An action rogue-like, bullet heaven, management sim. Survive alien hordes as you explore planets, extract resources to build tools and unlock new items, complete jobs to earn money while you manage your employees and make your company grow.

The conquest of the Solar System has begun – prove yourself as a space colonist! Pilot the spaceship, choose the planet you wish to inhabit and build your new home. However, remember that there are no rules or laws in outer space. Don't underestimate the danger and stay vigilant – enemies are near!

Northern Lights is an open world survival simulation set in the extreme conditions of the arctic tundra. Clinging to life, you must use real-life survival techniques to gather resources, craft, and hunt while tending to your health and sanity. Can you survive your way out of the mysterious island?

In Yosemite Forest Ranger you will fill the shoes of Theodore Thompson. You will find out why he left the big city life to be a Forest Ranger through Story Rich Gameplay and Voice Acting. With a Survival aspect as well. A very Rich Open World with loads of Forageables and Wildlife to Explore.

Deep and innovative space survival simulation experience. Build your station, manage your crew and explore the harsh environment of Io, the innermost moon of Jupiter. Are you brave enough to survive?