703 Sci-fi games your group can play together online, including This Means Warp, Gangs of Space, and Archons.
All games: 24
It’s co-op space survival fun, Jim, but not as we know it. This Means Warp is an intense spaceship management roguelite experience for 1-4 players. Explore a procedurally generated universe, upgrade your ship, battle dangerous enemies and adapt your strategies to survive in a hostile galaxy.
Gangs of Space is a massively-multiplayer Rogue Shmup where Gangs of players compete for the conquest of the galaxy.
Archons is a Roguelite/Survivor game where you control two characters, the Archons- simultaneously! Customize your build and abilities to fit your own unique playstyle and blast your way through enemy parasites and bosses!
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.
Warhammer 40,000: Dakka Squadron - Flyboyz Edition. Blazing, Ork aerial combat waged across 41st millennium battlefields. Dakka Squadron is a fast-paced, aerial shooter where you are an Ork Flyboy, taking to the skies to do what Orks do best - fight!
Team up in four-player Domination or King of the Hill matches, where your two-player side captures spawn points and scoring zones across a digital battlefield.
Neon lights, palm trees, synthwave, chrome robot women, speeding 80s supercars... Welcome to Retrowave World!
Star shelter is a space survival game built from the ground up for VR. You are stranded in space, you must climb around in Zero-G, explore, scavenge, craft, hack and fight to survive. You have to build, arm and upgrade your own space station in order to escape the cosmic graveyard.
8-Bit Invaders! is a fast-paced, retro Real-Time Strategy game for the PC. Control the military might of the Galactic Marine Corps or Invade with the devastating power of the Cranioids! Mine, Build, and Fight your way to victory! Conquering the Multiverse was never so easy.
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.
Final Theory is a 4X-lite turn-based strategy game where you command fleets of battleships engaged in a galactic civil war. It presents an exciting experience for both veteran players and those new to the genre. It features innovative combat mechanics but also hearkens back to some of the classics.
[Servers Temporarily Shut Down!] Build. Gather. Breach. The Wall is a never-before seen mix of genres, where dynamic maps, slick combat, base building, and economy management all come together.
Extremely high skill-ceiling 6dof flight racing in a variety of environments with leaderboards, multiplayer and VR support
Incredibly dynamic turn-based strategy, reviving the traditions of the old school tactics. Lead a team of the most desperate fighters, destroy alien monsters and uncover the secrets of the lost planet.
Two teams of players control their capital ship in an epic battle. Customize your ship, control its movement, weapons, and energy distribution or go to one of the hangars to join the battle in a smaller fighter!
Dominance is a multiplayer top-down shooter, built on a no-limits attitude. Choose between a rich variety of different ability and item combinations, select one of 6 distinct characters. Battle up to 24 foes on the ever-evolving terrain — and prove your Dominance.
A cooperative, cross-platform, multiplayer scifi game where players control the same ship through 5 roles — Captain, Helm, Tactical, Engineering & Science. Battle with other player crews over the Internet.
Grapple Tournament is a VR Grappling Hook Shooter with 3D movement freedom, fast-paced vertical combat and dual wieldable multifunctional weapons. Now Free-To-Play!
Search for the legendary lost artifact Nienix through galaxies in conflict! An open world space action RPG adventure that can be played both alone and together!
Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience.
Desecrators is a retro six-degrees-of-freedom shooter set in a 41st-century galaxy where outlaw hovercraft pilots plunder deep-space installations. Loot destructive weapons and powerful upgrades to take on the ultimate heist: the legendary vaults of the Galactic Treasury.
Defend America from an alternate-universe America using state-of-the-art 1980s military hardware in this intricate and tactical turn-based strategy game.
R-Type and R-Type II, the legendary coin-op space shooters, are now together on Steam!
Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!