Command your ship and fleet in a galaxy that truly lives: 150 sectors where six factions mine, haul, trade, build and wage war whether you're there or not. Trade it, rob it, defend it — or forge your own fleet and carve out your place in it. Play solo or in online co-op.
88%88% positive of 150 reviews90Playing now: 90$14.99
A top-down space shooter with deep RPG progression. Fly a voiced story in four acts, from a war across three galaxies to the gravity wells of Kepler, lead your wingmen, hunt pirate captains and hold a collapsing front. Solo, or with a friend on the second controller.
97%97% positive of 126 reviews13Playing now: 13$6.99
Strategic auto battler where you design a heavily-armed spaceship. Draft 200+ items, outfit your hull, and unleash it in async PvP. Blend captains and factions for absurd combos and galactic domination. Roll, buy, place, pray.
93%93% positive of 861 reviews44Playing now: 44$14.99
An Idle Space MMORPG where you progress at your own pace, but the universe is built together. Explore a procedural galaxy of nearly 50 million star systems alone — or join a Squadron to pool resources, raise space stations, upgrade shared buildings, and expand across the stars as one.
67%67% positive of 137 reviews99Playing now: 99Free
Play as a variety of creatures or characters and try to survive either maintaining or attacking a space station while everything that can go wrong has already gone wrong.
80%80% positive of 142 reviews49Playing now: 49Free
Rebuild civilization from a single planet in Nexus Legacy, a persistent sci-fi 4X MMO. Colonize worlds, manage resources, research technologies, command fleets, forge alliances, and fight for control of a living galaxy.
65%65% positive of 382 reviews97Playing now: 97Free
ONCE UPON A GALAXY is an easy to learn Card Battler with incredible strategic depth and near infinite fun! Which of your favorite characters from myth and fairy tale will you choose?
75%75% positive of 765 reviews100Playing now: 100Free
Loot, level up, and obliterate everything in your path. Astroloot is a sci-fi bullet heaven with deep ARPG systems, featuring a massive skill tree, deterministic crafting, and near-endless build possibilities.
91%91% positive of 597 reviews10Playing now: 10$6.99
Sixtar Gate: STARTRAIL is a rhythm game for keyboard set against a space exploration backdrop. Captain your science vessel alongside your navigator Shii as you explore the vast Sixtar system!
86%86% positive of 1,424 reviews5Playing now: 5$24.99
Star Vortex is a fast-paced Action-RPG inspired by classics of the genre. Design your ship, fight through hostile alien sectors solo or with friends, salvage rare weapons and experiment with powerful builds until nothing can stand against you.
84%84% positive of 159 reviews1Playing now: 1$24.99
Capture and upgrade planets, outsmart your enemies, and conquer the galaxy! Simple yet addicting, you can play alone or outsmart your friends in this 2D top-down space RTS. Completely free, no monetization, just fun!
The shareware legend DemonStar comes soaring back with new game modes and revised gameplay. Originally published in 1997, DemonStar has earned the Computer Gaming World's "Shareware Game of the Year 1999" award..
94%94% positive of 251 reviews1Playing now: 1$2.99
Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.
72%72% positive of 3,033 reviews129Playing now: 129Free
A deliciously addictive core of finger-blistering shooting action, surrounded by delectable morsels of galactic exploration, spacecraft customization, and community competitions.
90%90% positive of 3,851 reviews22Playing now: 22Free
CryoFall is a sci-fi colony simulation survival game set on a forgotten planet in a distant future. Master technology, agriculture, trading, industry, cybernetics, exploration, and more!
78%78% positive of 4,910 reviews50Playing now: 50$19.99
Gaia Project is the digital adaptation of the boardgame Gaia Project created by Helge Ostertag and Jens Drögemüller and published by "Feuerland Verlag". It is a 1-4 player strategy game. It plays in the same universe as Terra Mystica and continues the adventure in the far future.
80%80% positive of 352 reviews6Playing now: 6$24.99
Experience your music collection as never before with this intense music driven arcade shooter. Each of your songs will have its own unique ebb and flow based on the music.
89%89% positive of 1,395 reviews2Playing now: 2$18.99
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!
88%88% positive of 216 reviews6Playing now: 6$9.99
With the shifting gravity on your side, aim your cannons, blast your enemies and enjoy the fireworks. Worbital is a real-time strategic artillery game in space, peppered with a heavy dose of cosmic chaos. The goal: be the last civilization standing!
87%87% positive of 419 reviews5Playing now: 5$12.99
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.
94%94% positive of 6,867 reviews27Playing now: 27$14.99
Fun, fast paced online multiplayer arcade space shooter. Take control of your spaceship, mine asteroids, increase your stats, upgrade to different types of spaceships with improved stats and weapons. Fight against other players and collect their gems.
79%79% positive of 1,058 reviews29Playing now: 29$9.99
Super Hydorah is a nonlinear horizontal shoot’ em up designed to offer a challenging experience, sublimating the richness of traditional shmup classics. Face the menace of the Meroptians aboard the Delta Lance, alone or with your friends in this game with direct action and nostalgic art.
85%85% positive of 290 reviews2Playing now: 2$1.99