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.
88%88% positive of 150 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
A top-down space shooter with deep RPG progression. Fly a voiced story in four acts, from a war across three galaxies to the gravity wells of Kepler, lead your wingmen, hunt pirate captains and hold a collapsing front. Solo, or with a friend on the second controller.
98%98% positive of 125 reviews13Playing now: 13$6.99
Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!
94%94% positive of 62,517 reviews4.9KPlaying now: 4,887$17.49
Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!
94%94% positive of 12,107 reviews610Playing now: 610$19.99
"There's something I can't tell you..." Explore new frontiers of co-op gaming in BOKURA: planet, a puzzle adventure game that you can only play with two players. Take on the role of a spaceship's exploration crew and try to escape from the red planet you crash-landed on.
73%73% positive of 1,480 reviews6Playing now: 6$5.49
An internet service provider simulation game. Design and build network connectivity and services to clients in an ever-expanding randomly generated tower. Configure and maintain equipment to ensure you meet the requirements of tower dwellers. Manage your spending for expansion and daily operations.
94%94% positive of 334 reviews7Playing now: 7$19.99
An Idle Space MMORPG where you progress at your own pace, but the universe is built together. Explore a procedural galaxy of nearly 50 million star systems alone — or join a Squadron to pool resources, raise space stations, upgrade shared buildings, and expand across the stars as one.
67%67% positive of 136 reviews99Playing now: 99Free
Ship of Fools is a seafaring cooperative roguelite. Set sail, man the cannons and battle sea monsters through the tempestuous seas of the Archipelago. Are you fool enough to stop the Aquapocalypse?
82%82% positive of 5,096 reviews92Playing now: 92$5.49
WASD : The Adventure of tori is an online co-op game for 2–4 players, where each player can only use their automatically assigned key (W, A, S, or D). Even a small mistake can make the team fail, so talk with your teammates and work together! You’ll learn the rest by crashing into it… a lot.
83%83% positive of 759 reviews6Playing now: 6$3.99
DIVE. DISCOVER. DIE. Crew a submarine with friends in We Need To Go Deeper - a 2-4-player cooperative submarine roguelike set in a Verne-inspired undersea universe.
85%85% positive of 4,655 reviews21Playing now: 21$15.99
Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.
73%73% positive of 3,034 reviews129Playing now: 129Free
Embark on a road trip like no other in this co-op narrative survival adventure. Visit fun locations, meet wacky characters, and manage your resources wisely. And yes: you still can date some hot monsters ;)
97%97% positive of 2,829 reviews40Playing now: 40$11.99
Sign up to be a galaxy trucker today! An adaptation of Vlaada Chvátil’s award-winning board game is now on Steam. Already includes the ALIEN TECHNOLOGIES expansion!
88%88% positive of 216 reviews6Playing now: 6$9.99
Experience the award-winning space saga. Travel to hyperspace, discover alien worlds, and meet an eclectic cast of characters. Find out what happened after the Ur-Quan invasion. And if the war still rages, fight for Earth and the Alliance of Free Stars!
A multiplayer roguelike about teamwork, survival...and cute animals in space! Play with a few friends or join a streamer's crew of dozens as you work together to battle aliens across the vast Rogue Space.
Space Food Truck is a cooperative, culinary scifi adventure. 1-4 players take on unique roles aboard the Galaxy Gourmet. Their mission: explore a vast, procedurally-generated galaxy in search of exotic ingredients, craft delicious recipes, and withstand the untold dangers of deep space.
70%70% positive of 217 reviews0Playing now: 0$9.99
Improvise fuel efficient trajectories to keep your rusty ship running. Break into a space station with an asteroid. Tow a sofa into a black hole. Experience the perils and intrigue of space exploration with 1-4 players.
93%93% positive of 107 reviews0Playing now: 0$14.99
Iron Armada is a multiplayer, space-faring combat game where players must team up to build a fleet of ships in order to survive the perils of space and defeat the opposing player faction. Build ships of all shapes and sizes, mine resources, and scavenge parts with friends to conquer the universe!