Simulation · Co-op · Space games to play together

30 Simulation · Co-op · Space games your group can play together online, including Moon Sweepers, Eden Crafters, and Angels Fall First.

All games: 24

Moon Sweepers

An entire Moon to clean. One toothbrush to start. Team up with up to 16 players, collect and sell lunar dust, upgrade your tools, and unlock cleaning vehicles. Turn a ridiculous job into a thriving operation, if your friends actually help.

77% positive of 2,404 reviewsPlaying now: 67,327$7.64

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

Angels Fall First

From commanding the battle standing on the bridge of your flagship all the way down to tactical infantry firefights - AFF brings together all the combat you ever loved in a rich science fiction setting. Boarding, pilotable capital ships, deep weapon customization and full Bot support included!

80% positive of 3,893 reviewsPlaying now: 20$17.99

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

Outlive 25

Build your base, prepare your troops, and face your most epic battle yet in this old-school real-time strategy game. Choose between two factions, test your skills in three epic campaigns and engage in online battles with up to 16 players simultaneously.

93% positive of 215 reviewsPlaying now: 14$11.99

SpaceCraft

The Universe is yours. SpaceCraft is an online space exploration and building game. Explore a vast galaxy of solar systems and planets, mine and craft resources, design and build ships, automate planetary bases and interplanetary logistics, trade and cooperate.

62% positive of 2,713 reviewsPlaying now: 317$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

Solar Nations 2

In this Grand Strategy game, you take control of the Solar System's Great Powers in 2092 and weather the storm of change as you navigate the uncertain waters of the future. Control the greatest military forces in the world and wage wars on an epic scale: outer space is yours to conquer!

85% positive of 656 reviewsPlaying now: 52$14.99

Sins of a Solar Empire II

Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.

82% positive of 7,239 reviewsPlaying now: 768$49.99

Nexus 5X

eXplore, eXpand, eXploit, eXterminate, EXPRESS. All of the depth, diplomacy, conflict and conquest of a turn-based 4X epic but played in fast-paced 60-minute competitive sessions. Play Solo or Multiplayer for 2-8 players.

90% positive of 890 reviewsPlaying now: 8$14.99

TerraTech Worlds

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

61% positive of 2,034 reviewsPlaying now: 26$29.99

NEBULOUS: Fleet Command

Take command of your hand-tailored fleet of space warships and use realistic radar, electronic warfare, advanced movement controls in 3D space, and precision targeting to outmaneuver and outwit your opponents in a simulation-heavy tactical space game like no other.

80% positive of 4,109 reviewsPlaying now: 123$29.99

Heavenly Bodies

Wrangle the hands and arms of a 1970s space cosmonaut and push, pull and twist your way through an increasingly precarious range of physically simulated stellar scenarios, where without gravity, nothing is still, nothing is secure, and nothing is simple.

95% positive of 3,786 reviewsPlaying now: 17$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 56,605 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

Empyrion - Galactic Survival

Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion!

78% positive of 29,243 reviewsPlaying now: 566$19.99

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

Space Engineers: Build and Explore Together

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.

88% positive of 102,789 reviewsPlaying now: 4,445$19.99

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

Stationeers

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% positive of 8,656 reviewsPlaying now: 415$34.99

Viscera Cleanup Detail: The Crew After the Carnage

Up to four local janitors or 32 online can tackle a shared disaster site, but split-screen controls and online setup come with practical caveats.

92% positive of 18,106 reviewsPlaying now: 162$12.99

Lovers in a Dangerous Spacetime

Explore a neon galaxy in your very own battleship in this 1- to 4-player couch co-op adventure.

93% positive of 3,377 reviewsPlaying now: 23$14.99

Build a shared galaxy in StarMade

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% positive of 2,200 reviewsPlaying now: 7$14.99