Top similar games like One Time In Space:

Explore the depths as you drill, craft, and fight to escape from a mysterious asteroid deep in the Veridian Expanse!

A sci-fi, base-building adventure where you build a 'ship' on an asteroid; explore space, battle slimes, raiders, space rhinos, and more. A story that includes following orders from a mysterious AI, shooting fish with a space grappling hook, invading space stations, fixing the exploded moon, etc.

Unknown Horizon is a retro styled top-down space exploration adventure where you will meet new alien races, learn their secrets and build their trust to get their help to find a way home.

A top-down 2D survival shooter with base building and crafting. Explore procedurally generated islands, secure resources, and defend—or raid—player bases in tense online PvP. Every run reshapes routes, chokepoints, and risk.

You find yourself completely alone on a different yet very familiar looking planet. Explore the planet, craft tools, fight enemies, and build bases! Do science to learn new technologies that will allow interplanetary travel and better tools at your disposal!

A 2D space mining adventure. Mine exotic resources, unlock powerful equipment, and fend off relentless enemies to build an inter-dimensional portal, the last hope of salvation for your civilization.

Repair your spaceship, explore mysterious planets, battle strange creatures, and survive in this sci-fi sandbox RPG where every journey becomes a new adventure.

Build physics-driven ships and automated factories block by block in a 2D space survival sandbox. Mine planets and asteroids, program machines, explore a hostile universe and survive solo or with friends.

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.

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.

Eternal Space is a city builder and space exploration/combat game. Explore the Eternal Space, and manage your city while you fight pirates, or maybe even become a pirate! Keep your citizens happy, and collect taxes from them each year for a little bonus!

Webcraft is a claw machine mixed with open world crafting game in space. Catch resources floating by, craft and expand your base from a single square!

Build an automated factory on a true-scale Mars streamed from real NASA terrain. Mine, smelt and belt resources, run trains between outposts, master chemistry, and grow from a lone lander into a planet-spanning industry while the real Martian weather does its worst.

Explore a procedurally generated galaxy, mine asteroids, refine minerals, colonize planets, build stations, deploy drones, salvage rare items, construct gear, level up, improve your ship, assemble a fleet, engage in combat, and take on the void.

Survival on Kepler is a race against time. Make the most of the remaining 168 hours or get turned into an unworldly being by the Sphere. Complete quests to help NPCs, explore the diverse landscape, survive wildlife and other players. Uncover Kepler’s mysteries and your mission’s true goal.

Accidentally traveling through a wormhole with your ship, you end up in an unknown solar system. Running low on supplies, you must seek out resources and find a way to survive. Discover the planets, moons, and asteroids of the system. Try to stay alive as a total outcast in space.

A survival engineering game where you build life support habitats, mine resources, and automate production chains on a radiation heavy planet. No rescue. No support. Just engineering.

Mine, build, and fight your way through a starless graveyard of stranded ships. Follow ancient alien superstructures toward the Iron Reach, the only rumored way home.

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.

Astrometica is a space exploration and base-building survival game. After a catastrophic event, explore vast space, gather resources, build bases, and uncover cosmic mysteries. Use advanced technology, craft tools, and discover new blueprints to survive and thrive in the unknown.

100000 years after the apocalypse, a mysterious entity guides you to build a factory on a desert island...

In XenoHaven, gather resources to build shelters, enslave alien beasts to work for you, and run restaurants and shops. Delve into dark underground dungeons, defeat swarming insectoids and mighty bosses, and craft powerful gear to conquer the alien world.

Mine the belts, colonize distant worlds, and choose your allies as three rival factions fight over a fractured frontier, then prestige through five starships and lead a joint fleet against the invading Dominion.

Explore space in a hand crafted, physics based universe, with immersive sound and atmosphere. Fight and board ships, collect rare cargo, and upgrade your ship.

A real-time open-world space exploration game. Your ship and crew lost in a sector in chaos. Befriend the local residents. Explore, scavenge, research, craft, upgrade. Take command of your ship and crew, survive, solve the mystery of the dark sectors and get your crew home.

An incremental journey through space. Manage your ship's capsules, choose your path through the stars, and watch your crew and automation do the rest.

Your ship crashed on the unknown planet BURA 0-5.1. This planet is not yet unknown to your race and who knows what awaits you here!

Use your ship to explore a massive galaxy. Land on planets and gather resources to maintain and upgrade your ship! Invite your friends to help and set up jobs and missions.

Pilot physics-driven spacecraft through a seamless Newtonian 2D solar system. Build and automate planetary bases, then fight an alien swarm on foot or from vehicles.

Survive in futuristic 2046 USA where a ruthless megacorporation owns your debt. Mine cobalt, automate production, craft machines, explore a dying world, and ride your electric bike across vast pixel-art wastelands. Pay what you owe… or disappear.

Trade to make your fortune in this lo-fi, laid back space adventure, where you'll get help from anthropomorphic animals, gear up your ship, and search for the mythical key to immortality hidden in the depths of space.

Kind Heart Survivors is a space survival adventure that challenges you to survive on an unknown planet. Explore, gather resources, craft items, cook abundantly, and prove that you can survive anywhere in the galaxy.

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.

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!