Top similar games like Unknown Planet:
Unknown Planet $3.99
Your spacecraft has crash landed on an alien planet. Explore this unknown world, mine the resources, build your base, grow farms, craft equipment, fight off the alien lifeforms and survive.
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Astrodition$8.99
Astrodition is a story-based adventure-survival game set in space! Go head-to-head with your friends in Space Dodgeball and Capture The Flag or play alongside them in the Story and Free Play gamemodes!
Alien Planet Survival$7.99
You drift in space, land on a random planet, collect materials, survive, develop civilization technology, conquer more planets, idle automation factory game
Subnautica$29.99
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
The Prospector Odyssey$4.99
A lonely trek to a desolate planet unearths a strange anomaly, seemingly causing denizens of a nearby station to become horrifying, violent mutants. Run, think, scavenge and improvise. Only the smartest will survive.
Keplerth$14.99
Welcome to Keplerth! Try to survive on a hostile alien planet in this 2D sandbox RPG, where you can choose to live alone or fight side by side with your friends in the online multiplayer mode. Survive, build, farm, fight, and explore your way to victory in this open-world adventure!
Cosmorists$9.99
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!
Terra revive$12.99
A simulation of rebuilding a planet after it has been almost completely destroyed. Your task is to make the earth fit for human life again. Survive, build and explore!
Nova Genetics$14.99
Nova Genetics is open-world sci-fi zombie survival game. With focus on survivability/exploration and quick decision making. Should you try to run and live to fight another day or build outposts and fight against threat hordes.
Crashlands$14.99
Fight and tame alien beasts, craft resources into menacing weaponry, befriend the outlandish locals, and go toe-to-chin with a world-domineering maniac.
Cube Universe$19.99
Cube Universe is a first-person voxel RPG. Visit many different, procedurally generated planets. Team up with your friends to fight against fierce enemies in dungeons. Do quests to save the world from the forces of evil - or throw it into chaos.
TerraTech Worlds$29.99
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
Signs of Life$9.99
Signs of Life is a sci-fi survival sandbox platformer with a combination of procedurally generated and hand-crafted content. You'll explore mysterious locations, Mine blocks for resources, and meet strange (and some familiar) creatures, some of which don't even want to kill you and eat your corpse.
Eden Crafters$19.99
Embark on a journey of survival, crafting, and automation in Eden Crafters, a solo and co-op open-world game that challenges you to turn a hostile planet into a habitable haven for humanity. Temper the climate, create a breathable atmosphere, and turn toxic lakes into water: shape a new world!
Judgment: Apocalypse Survival Simulation$19.99
Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?
Outpost Zero$19.99
Outpost Zero blends the genres of Multiplayer Base Building Survival and Simulation games in a Sci-Fi universe. On a lawless alien world, robotic scouts are tasked with building an Outpost for human colonists. Command AI minions, colonize the planet, and survive the perils of Gaiya.
Robowork$19.99
Explore a planet with your friend or alone, upgrade yourself and try to return to Earth in your adventure that begins with your spacecraft sent by "Space-T" to explore other planets!
Engineer Alpha$9.99
An open world survival and automation game. Engineer Alpha combines an infinite editable world, building and connecting of automated machinery, and RPG style player progression.
The Scar$12.99
The scar is an open world adventure and survival game, where you can create your own weapons and tools, build bases and fight against what were once humans and aliens. You will be able to use Ashun's summons, which to our eyes is magic.
Planet SFREE
Planet S is a real-time strategy game where your goal is to colonize multiple planets in a solar system to advance your civilization, build a city and supply it to grow your faction.
Subnautica: Below Zero$29.99
Dive into a freezing underwater adventure on an alien planet. Below Zero is set two years after the original Subnautica. Return to Planet 4546B to uncover the truth behind a deadly cover-up. Survive by building habitats, crafting tools, & diving deeper into the world of Subnautica.
Ocean World: Eden Crafters PrologueFREE
Embark on a journey of survival, crafting, and automation in this free prologue introducing one of the planets you can transform in Eden Crafters – an upcoming open-world game that challenges you, alone or with friends, to turn a hostile planet into a habitable haven for humanity.
Beyond Contact$19.99
A fiercely formidable sci-fi survival game, set on a hostile alien world that wants you dead! Alone, or with a crew, do you have what it takes to survive?
Residual$19.99
Explore a forgotten galaxy full of different planets, venture deeper into the planet to mine for rare resources, craft items to fix your ship, and discover ancient secrets and life forms. An exploration (survival) game like no other.. Adventure awaits!
GRAV$19.99
GRAV is a sand box experience where you explore a multitude of planets, hunt strange alien creatures, build and defend outposts, craft weapons and armor, and attempt to survive against other players in a hostile environment.
Hard to be a King$6.99
Hard to be a King ( Realm Guardian ) is a voxel strategy game. You will play a role in a fantasy world and become a lord, rule the land, and protect your people. Keep your people stay away from starving, build a stronghold to resist the dead army.
Galaxy Too Far$11.99
Another world is about to become a resource colony for your Creator. Prove your usefulness. Spread your influence across the planet. Take all resources you can reach. Build a base on the surface and in space. Сomplete the construction of an intergalactic beacon to absorb the entire planet.
Nova Lands$19.99
Nova Lands is a factory building, exploration, and island management game. Explore, engage in combat, and automate your industry. The planet you’re on is full of mysteries, creatures, people, and things to do. Welcome to your new home amongst the stars!
Planetbase$14.99
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.
Satisfactory$39.99
Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven!
Dungeon D14$1.99
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.
Starvoly$14.99
Starvoly is a singleplayer, survival and crafting game.In this struggle for survival, you have to think not only of yourself but also of the needy villagers.Maybe your pet will accompany you on this road. What do you think? Can you survive ?But be wary of the giant spiders!
Forever Skies$29.99
A first-person survival game set on a post-apocalyptic, ecologically ruined Earth. Play solo or with up to 3 friends as you build, upgrade, and fly a high-tech airship. Scavenge resources, craft tools, and face dangers on the surface as you hunt for a cure to save humanity.
Space Captain McCallery - Episode 3: The Weaponmaster's Challenge$4.99
Captain McCallery voyages to a planet of prehistoric monsters in search of a reclusive Weaponmaster.
HotfixFREE
Hotfix is a chromosome enriched solo indie game inspired by Minecraft and Enter the Gungeon. Create your own - near infinite - world full of randomly generated structures filled with guns and loot. Explore, build, and gather resources during the day and avoid robotic "dogs" powering up at night.
Maia$24.99
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.
Wilderness$14.99
Survive in the wild nature by playing as an animal or as a human. Play as an animal and survive by your own or build a herd to stay protected. Have babies and protect them from predators. Play as a human and craft items, build a house, customize your character and more.
Super-Spatial$12.99
Explore, build, and master the art of automation. Build your base, discover colorful new worlds, and develop new technologies as you tame the far reaches of space and search for a way to return to Earth.
Outpost Engineer$19.99
Outpost engineer is a first person factory automation game set on a volcanic island. Build your base, dig into the terrain, use assembly lines to automate production. Explore, study and catalogue.
Occupy Mars: Prologue (2020)FREE
Occupy Mars: Prologue is an old introduction to the world of Occupy Mars in which you have to use your brain in order to survive. The Prologue tells a separate story in a closed location and shows a sneak-peek of the full game mechanics.
Stacks:Space!FREE
Stacks:Space is a space-themed base builder card game with rogue-like elements. Buy booster packs to get new cards, discover craft recipes by stacking cards together, create structures, manufacture drones and droids, defend your base from enemies, visit distant planets, and more!
Bandit the gameFREE
Bandit the game is an RPG-survival with an open world and elements of tower defense, where you can build own base, gang and vehicle.
Space Haven$22.99
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.
RECOG The First Wave$24.99
RECOG The Game is truly challenging and strategically entertaining. Build and defend your industry from an enemy who knows you more than you know yourself. Plan each step wisely, for all decisions you make directly impact what’s to come. Be prepared, for you are now entering THE RECOG!
ARK: Survival Evolved$14.99
Stranded on the shores of a mysterious island, you must learn to survive. Use your cunning to kill or tame the primeval creatures roaming the land, and encounter other players to survive, dominate... and escape!
Drift: Space Survival$19.99
You were deep in uncharted space on a research mission. Disaster struck. Together with your friends, explore a mysterious asteroid field and mine whatever resources possible to build what you need to survive.
星旅：前奏 Wandering Planet: Prelude$3.99
Star Trek: Prelude is a space-based game that builds defense towers on earth to defend against alien invaders called Black Ember.
Vosphia$9.99
Vosphia is a single-player RPG set in a medieval fantasy world. Explore the vast world of Vosphia and meet dangerous enemies to fight, build your own personalized base, craft and equip customized items, and create your own story in the world of Vosphia!
Mercury Fallen$24.99
A sci-fi colony management sim with a focus on exploration, expansion, and survival. Rebuild your underground facility, manage colonists and robots, and uncover the mysteries of an alien world light-years from Earth. Dig deep, expand across the surface, and shape your new home.
Planet Miners$11.99
Control a mining robot and dig for mineral resources on various planets. Transport the valuable ores with your spaceship. Buy or craft upgrades to improve your tools. Defend yourself against the dangers of each planet to mine even the most valuable treasures!
UnReal World$10.99
The cult classic open-ended wilderness survival roguelike RPG taking place in the ancient North. Throughout the years, UnReal World has been praised for its incredible depth, realism, atmosphere and immersion. Lose yourself in the most intricate, detailed and enchanting iron-age game world.
Forager$19.99
The highly popular and quirky "idle game that you want to actively keep playing". Explore, craft, gather & manage resources, find secrets and build your base out of nothing! Buy land to explore and expand!