Command your ship and fleet in a galaxy that truly lives: 150 sectors where six factions mine, haul, trade, build and wage war whether you're there or not. Trade it, rob it, defend it — or forge your own fleet and carve out your place in it. Play solo or in online co-op.
89%89% positive of 155 reviews90Playing now: 90$14.99
Play as a variety of creatures or characters and try to survive either maintaining or attacking a space station while everything that can go wrong has already gone wrong.
80%80% positive of 142 reviews49Playing now: 49Free
Astro Colony throws you into an endless Universe of exploration, automation and survival! Build interconnected colonies, alone or with friends, and turn planets into thriving industrial hubs! Design conveyor systems and take care of your Astronauts as you expand your intergalactic empire!
80%80% positive of 2,436 reviews189Playing now: 189$19.99
Oxygen Train is an open-world survival train game. Wake up in a world lacking oxygen. Chop trees, mine, gather resources, upgrade your unique train. Survive by planting, fishing, farming, exploring, fighting. Build your train kingdom. Supports 1-16 online co-op.
79%79% positive of 1,173 reviews119Playing now: 119$14.99
Subnautica 2 is an underwater survival adventure set on an all-new alien world, developed by Unknown Worlds. Play alone or with friends in 4-player co-op. Adapt to survive by building custom bases and crafting tools. Explore the unknown to uncover the mysteries hidden within the depths.
91%91% positive of 118,700 reviews3.5KPlaying now: 3,486$29.99
The spiritual successor to Freelancer with a Lovecraftian, sandbox RPG twist. Explore a vast handmade universe with mod support and PvP/co-op multiplayer. You're going to need a bigger ship.
80%80% positive of 436 reviews3Playing now: 3$9.99
Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities!
73%73% positive of 2,419 reviews54Playing now: 54$9.99
Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!
91%91% positive of 109,897 reviews1.3KPlaying now: 1,279$28.99
Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!
65%65% positive of 1,414 reviews11Playing now: 11$19.99
Mine and craft your way to orbit, build your own starship and explore a vast, dangerous galaxy alongside your crew. For players who love a meaningful survival progression, a unique and elegant building system, and epic space-opera scale.
82%82% positive of 1,347 reviews45Playing now: 45$24.99
StarRupture is a first-person open world base-building game with advanced combat and tons of exploration. Play alone or in a group on this sublime and ever-changing planet, extract and manage resources, create your complex industrial system and fight off hordes of alien monsters.
80%80% positive of 12,575 reviews1.1KPlaying now: 1,145$19.99
A procedural co-op space sandbox where players can build their own space ships out of dynamically scalable blocks. Fight epic space battles, explore, mine, trade, wage wars and build your own empire to save your galaxy from being torn apart by an unknown enemy.
89%89% positive of 13,057 reviews415Playing now: 415$24.99
An open world survival craft game for 1 to 4 players, set on a frozen exomoon where your base is a train carrying the last of humanity, and standing still is slowly killing it. Fight, scavenge, and craft your way to a train 1,000 wagons long. But every death costs you a passenger.
67%67% positive of 390 reviews9Playing now: 9$14.99
Chart a course in a breathtaking, but fractured world. Explore ancient ruins, master advanced technology, and craft your very own skyship to brave nature’s fury and colossal threats in Lost Skies. Team up with friends or go it alone in this awe-inspiring cooperative survival adventure.
62%62% positive of 2,485 reviews15Playing now: 15$24.99
QANGA: 750 years after humanity's fall, you must survive in a shattered world where Earth itself demands vengeance. Tear through the fabric of space to face the Voss, awaken the ancient civilisation, and dare to challenge the Sanglines, born from the bowels of a world that condemned you.
70%70% positive of 567 reviews1Playing now: 1$19.99
Share a Creative or Survival world in Space Engineers, where your group turns mined resources and block-by-block ideas into ships, bases, and missions.
89%89% positive of 102,794 reviews4.4KPlaying now: 4,445$19.99
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!
87%87% positive of 8,656 reviews415Playing now: 415$34.99
Build ships, stations, and factions with friends in StarMade’s online voxel sandbox. Create your own goals across a generated universe, with server-based co-op and PvP.
66%66% positive of 2,200 reviews7Playing now: 7$14.99
Trade, quest, fight, or simply set sail and enjoy the ambiance in this charming open world naval RPG. Sequel to Tasharen's fan favorite game Windward released on Steam in 2015.
78%78% positive of 403 reviews9Playing now: 9$19.99
Over 20 years of legendary space battles! Explore a massive living universe of danger and opportunity in a challenging and highly rewarding space adventure. Fight, trade, build, and connect with a universe driven and shaped directly by players.
72%72% positive of 39,776 reviews5.4KPlaying now: 5,419Free
Dust off your torch and hammer - it's time to get back to work, you have a new job to do. Visit the new beach coast with the largest, biggest ship graveyard in the world, dismantle huge ship parts and collect tons of precious steel. Roll up your sleeves, it's time to get back to the business.
76%76% positive of 3,682 reviews136Playing now: 136$24.99
Command the Nimbatus and craft drones out of hundreds of different parts. Survive unknown threats in a fully destructible, procedural universe, compete against other players in different arenas or enjoy complete creative freedom in the sandbox.
78%78% positive of 1,764 reviews16Playing now: 16$4.99