New releases
Top Sellers
Specials
 
$4.99
Inevitability
Action, Adventure, Indie, Space
$11.99
RymdResa
Exploration, Sci-fi, Indie, Adventure
$39.99
Planetary Annihilation: TITANS
Strategy, RTS, Space, Multiplayer
$9.99
STAR-BOX: RPG Adventures in Space
Indie, RPG, Adventure, Simulation
$14.99
Cosmonautica
Simulation, Indie, Strategy, Adventure
$3.99
Super Space Meltdown
Action, Indie, Casual, Dungeon Crawler
$9.99
Galacide
Action, Indie, Shoot 'Em Up, Space
$8.99
Transcendence
Action, Indie, RPG, Space
$4.99
Microcosmum: survival of cells
Strategy, Indie, Casual, Simulation
$2.99
Houston, we have a problem
Indie, Adventure, Horror, Space
Showing 1-10 of 255 results
< >
Narrow by related tags
Narrow by category
Single-player Games
Multi-player Games
Co-op Games
MMO
Narrow by feature
Steam Achievements
Steam Cloud
Steam Workshop
Steam Trading Cards
Full controller support
Narrow by operating system
Windows
Mac OS X
Linux / SteamOS
See all Space