100 Adventure · Space games your group can play together online, including Scrapland Remastered, STAR WARS™ Battlefront™ II, and Halo: The Master Chief Collection.
All games: 24
The cult game that marked MercurySteam's origins returns; a sci-fi adventure with memorable characters, powerful ships and humor! Enjoy intense Multiplayer battles and races with ships you build.
Be the hero in the ultimate STAR WARS™ battle fantasy with STAR WARS™ Battlefront™ II: Celebration Edition!
The Master Chief’s iconic journey includes six games, built for PC and collected in a single integrated experience. Whether you’re a long-time fan or meeting Spartan 117 for the first time, The Master Chief Collection is the definitive Halo gaming experience.
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.
The STAR WARS™ Battlefront™ Ultimate Edition includes the STAR WARS™ Battlefront™ Deluxe Edition as well as the STAR WARS™ Battlefront™ Season Pass.
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.
Return to the Mass Effect universe & lead the first humans in Andromeda on a desperate search for our new home.
Space. Ships. Resources. Trading. Production. Combat. Mine ore, haul cargo, and find profitable trade routes. Buy and capture ships, build your fleet, construct stations, and develop your production. Start with your first ship. Build your empire!
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.
Explore the mysteries of Sol and experience exhilirating first-person shooter combat in Destiny 2. Unlock powerful abilities and collect unique gear across story missions, co-op, and PvP modes.
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.
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!
Interact with strange new worlds in a unique and tactile way, molding the environment itself as if it were clay in your hands. Build your base, master resource management, automate your production lines, and more as you unravel the mysteries of the universe, alone or with friends.
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!
Take command of your own mercenary outfit of 'Mechs and the MechWarriors that pilot them, struggling to stay afloat as you find yourself drawn into a brutal interstellar civil war.
Enter the Chaos-infested Caligari Sector and purge the unclean with the most powerful agents of the Imperium of Man! W40k: Inquisitor – Martyr is a grim Action-RPG featuring multiple classes of the Inquisition who will carry out the Emperor’s will.
Star Control is a space role-playing game in which you command Earth's first interstellar starship on a mission to save the Earth from hostile alien empires.
Shape your citizen, forge your destiny and sculpt your world in this epic voxel sandbox MMO built on endless possibility.
Space Hulk: Deathwing - Enhanced Edition is a First-Person Shooter based on Games Workshop’s cult classic board game set in Warhammer 40,000 universe. Expanding upon the original game, and featuring a host of new content, new features and a richer multiplayer mode.
Heat Signature is a game from the developers of Gunpoint where you break into spaceships, make terrible mistakes, and think of clever ways out of them. You take a mission, fly to the target ship, sneak inside, and make clever use of your gadgets to distract, ambush and take out the crew.
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
Explore planets, follow a story campaign, and build homes together in a four-player online sandbox where every friend has a ship of their own.
Explore the Final Frontier in the ultimate sci-fi strategy RPG, Star Trek Timelines! Join Starfleet and overcome challenges as you boldly go where no game has gone before – across the entire history of Star Trek.
Cryptark is a 2D sci-fi shooter where you take on the role of a heavily armed privateer seeking to earn government contracts by boarding deadly alien space-hulks. It's up to you to strategize a plan of attack, pick an equipment loadout, and destroy the central core to be victorious.