123 Space Strategy games your group can play together online, including Planetary Annihilation: TITANS, Battlefleet Gothic: Armada (Classic), and Auralux: Constellations.
All games: 24
Wage war across entire solar systems with massive armies at your command. Annihilate enemy forces with world-shattering TITAN-class units, and demolish planets with massive super weapons!
Battlefleet Gothic: Armada is the RTS videogame adaptation of Games Workshop’s classic tabletop game, pitting the Chaos, Imperium, Eldar, and Orks against each other in visceral space-battles.
Auralux: Constellations is the awaited sequel to Auralux, the critically acclaimed minimalistic Real Time Strategy game. Explore a dozen new gameplay mechanics through each constellation, one new feature at a time. It's Real-Time Strategy, deconstructed.
THE legendary free online multiplayer space shooter! Addictive, fast-paced, easy to learn, and impossible to master.
Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.
Team up with one friend to defend power cores in DG2: Defense Grid 2. Choose fully cooperative Doubles or the more competitive Coordinated Defense, online or on one computer.
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.
Space Program Manager (SPM) is the ultimate game of space exploration. It is the mid 1950s and the race for dominance between the US and the Soviet Union is about to move into a new dimension: space.
Your heroes and your armies will need strong leadership to take them on a spellbinding odyssey that has everything a gamer’s heart could wish for breathtaking worlds in space, battles against cunning enemies and even downright treason from your own government faction - are you up to it?
A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival!
Multiplayer is designed for up to ten players, with online and LAN co-op or PvP modes; build empires together against AI rivals and choose from six factions and several match endings.
Pandora: First Contact is a science fiction 4X turn-based strategy game on a planetary scale. Our Earth has been exhausted and colonial attempts on other planetary bodies have been in vain. Finally, after decades of exploration, an interstellar probe has brought promise of a new world.
Join up to two friends for a 3v3 platforming MOBA, push through droid lanes, and break the rival team’s base in Awesomenauts.
ENDLESS Space™ is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS Universe™, where you can control every aspect of your civilization as you strive for galactic domination.
Play as humans or robots in a brand new sci-fi strategy adventure! Travel into the far reaches of space, through cleverly designed star constellations and variable game modes, conquering enemy planets using 15 combinable technologies.
Command or corrupt an entire galaxy in the definitive Star Wars strategy collection. It is a time of galactic civil war. Will you take up the reins of the Rebellion, assume control of the Empire, or rule the Star Wars Underworld?
Over 20 years of legendary space battles! Explore a massive living universe of danger and opportunity in a challenging and highly rewarding space adventure. Fight, trade, build, and connect with a universe driven and shaped directly by players.
Sword of the Stars: Complete Collection is the original Sword of the Stars games and the three expansions Born of Blood, A Murder of Crows and Argos Naval Yard. It is the year 2405, and human scientists have discovered a new technology that allows travel from star to star at speeds faster than light.
Join up to seven friends in a long strategy campaign against two AI empires. Expansion helps your resistance, but destroying key enemy infrastructure can draw more attention.
Wildgate is a PvPvE multiplayer shooter that blends tactical ship-to-ship combat with fast-paced first-person action. Evade deadly environmental hazards, search for powerful weapons and ship upgrades, and be the first crew to escape with the Artifact... or the last crew left flying.
Polarity takes it to the next level, demanding all of your wits and reflexes. Full-featured local co-op campaign.
Saviors brings the best bullet hell experience you can find on Steam. Play through 18 challenging stages in this ultimate test of tactics and reflexes.
Moonbreaker is a turn-based strategy, tactical skirmish game. The game is designed to be a true digital miniatures experience, set in an expansive sci-fi universe crafted by Brandon Sanderson. Direct Captain and Crew in gripping, ever-changing competition and adventure.
BattleGroupVR is a first person real-time space strategy where you lead a fleet of powerful warships into battle from the bridge of your own flagship. Assemble your fleet, upgrade your load-outs, train your captains, engage the enemy and secure the sector. Try not to go down with the ship.