Simulation · Online Co-Op · Space games to play together

24 Simulation · Online Co-Op · Space games your group can play together online, including Eden Crafters, Outworld Station, and ERA ONE.

All games: 24

Eden Crafters

Eden Crafters is a solo or co-op open-world survival, crafting, and factory-building game where you transform a hostile planet into a habitable haven for humanity. Build, automate, and terraform. Control the climate, create a breathable atmosphere, and turn toxic lakes into water: shape a new world!

84% positive of 2,595 reviewsPlaying now: 631$9.99

Outworld Station

Take the helm as a new Station Commander and exploit an alien star system in this stunning space-station factory automation game. Amass resources and construct starships using increasingly advanced manufacturing and expand your station in a hostile universe.

83% positive of 855 reviewsPlaying now: 50$18.99

ERA ONE

Start with your Command Center and expand it into a colossal modular flagship, module by module. Design custom warships from the ground up, grow a thriving civilization, and command powerful fleets across the Solar System in tactical real-time battles.

86% positive of 1,613 reviewsPlaying now: 45$29.99

Occupy Mars: The Game

Survive and colonize Mars alone or in online co-op. Build and upgrade your base, craft equipment, mine resources, produce water, oxygen and food, explore an open world, and repair complex machinery in a technical survival sandbox.

67% positive of 2,736 reviewsPlaying now: 87$29.99

Galactic Civilizations IV

Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.

72% positive of 2,240 reviewsPlaying now: 302$39.99

Cosmoteer: Starship Architect & Commander

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% positive of 12,107 reviewsPlaying now: 610$19.99

ICARUS

ICARUS is a solo or multiplayer PvE survival game. Explore a savage wilderness in the aftermath of terraforming gone wrong. Complete narrative quests as either Open World operations or Individual Missions. Explore, build, craft and hunt while seeking your fortune and prospecting for exotic matter.

75% positive of 56,613 reviewsPlaying now: 3,288$34.99

PULSAR: Lost Colony

The co-op open-world space sim where everyone has a role! Pilot the ship. Reroute power. Launch nukes. Explore alien planets. Research new talents. Work together to find the Lost Colony! ...or just deliver some biscuits

89% positive of 4,413 reviewsPlaying now: 24$19.99

Per Aspera

Make Mars your own! Take control of the world’s most sophisticated AI (AMI) and terraform the surface of the Red Planet for a city-building experience on a planetary scale. Transform this barren world into a lush paradise and explore the surface for any ancient secrets that may be waiting.

75% positive of 4,116 reviewsPlaying now: 64$7.49

Trailmakers

Build the ultimate vehicle and explore a vast open world filled with challenges and adventure. Play solo or team up with friends in multiplayer to conquer the toughest obstacles. With a thrilling campaign mode and endless creative possibilities, Trailmakers is the ultimate sandbox for adventurers.

92% positive of 34,417 reviewsPlaying now: 1,888$24.99

STAR WARS™: Squadrons

Master the art of starfighter combat in the authentic piloting experience STAR WARS™: Squadrons. Feel the adrenaline of first-person multiplayer space dogfights alongside your squadron, and buckle up in a thrilling STAR WARS™ story.

65% positive of 25,158 reviewsPlaying now: 66$39.99

AI War 2

The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.

87% positive of 1,131 reviewsPlaying now: 13$19.99

The Orville - Interactive Fan Experience

Step aboard the USS Orville (ECV-197), the Planetary Union's finest mid-level exploratory class cruiser. With every room on every deck recreated with painstaking accuracy, you are free to explore the ship at your leisure and engage in all manner of shenanigans!

88% positive of 1,051 reviewsPlaying now: 2Free

Microsoft Allegiance

Allegiance is a team-based multiplayer space combat sim that seamlessly combines first-person space combat with a top-down-view perspective, real time strategy, and real time tactics. Team commanders build bases, research technology, and coordinate players to execute a wide range of strategies.

79% positive of 187 reviewsPlaying now: 15Free

Offworld Trading Company

Mars has been colonized, and Earth's corporate titans fight to dominate this new market. Competition is fierce in this fast-paced economic RTS from Civilization IV Lead Designer, Soren Johnson.

76% positive of 3,604 reviewsPlaying now: 33

Stars End

Stars End is a sci-fi survival sandbox set on the wild frontier of a distant star system. Play solo or host your own server as you craft, build, and battle to survive in a galaxy shaped by danger, discovery, and your own grit.

62% positive of 1,132 reviewsPlaying now: 0$19.99

Evochron Legacy SE

Advanced Space Flight, Combat, Trading, and Exploration Simulation. Set in a vast explorable universe, Evochron Legacy offers freeform gameplay with many diverse objectives and paths to choose from.

81% positive of 416 reviewsPlaying now: 0$24.99

Interstellar Transport Company

Build a galactic transportation empire and supply humanity with everything it needs to colonize the stars. In this sci-fi logistics simulator, grow your company from a local transport agency into an interstellar logistics behemoth! Singleplayer, vs AI, and online multiplayer.

64% positive of 397 reviewsPlaying now: 0$24.99

KallaX

Kallax is a chaotic furniture-building 2 to 6 players co-op game in which only one player can read the instruction manual at a time. Experience what should have been a one person's job and lose friendships forever.

84% positive of 278 reviewsPlaying now: 0$9.99

Spacelines from the Far Out: Flight School

Spacelines from the Far Out: Flight School is all about getting you prepared to take on the task of running your own Spaceline before launch! Join up to 3 other people to take on the challenges and demands as you ferry people to their destination.

81% positive of 253 reviewsPlaying now: 0Free

MoonMiners

MoonMiners is a cooperative survival simulator of miners in space, in an alternative dystopian future. You take on the role of space miners working for an evil corporation far from home, and it will be much easier for you to die than to do your job.

93% positive of 206 reviewsPlaying now: 0$1.49

Life Not Supported

You are the lone survivor orbiting a potential new home planet, tethered to what’s left of your ship. Gather nearby debris and assemble a make-shift vessel in an attempt to survive the harsh realities of space. Maybe you'll live long enough to uncover the truth behind the ship's malfunction...

65% positive of 161 reviewsPlaying now: 0$18.99

Starground

Build a formidable factory and go dungeoning alone or with friends. Solve logic puzzles and automate resource collection and crafting, or venture into dungeons filled with dangers and rewards. Find your own ideal gameplay balance, as any unique path will advance the story!

77% positive of 157 reviewsPlaying now: 0$13.99