PCGame

Best Space games on PC

Games set in outer space or on alien worlds, often involving exploration, combat, survival, or the management of spacecraft and colonies.

  • Science-fiction settings
  • Spaceships and alien worlds
  • Exploration or combat

Related: Sci-fi, Exploration, Open World, Simulation

549 games on PC, with requirements, reviews and prices.

Kitchen Crisis
Cooking tower defense where kitchen layouts help feed demanding aliens
76% positive 323 reviews
Mercury Fallen
Isometric sci-fi colony sim about rebuilding a ruined planetary outpost
77% positive 321 reviews
Broken Universe - Tower Defense
2D tower defense across planets with player-shaped enemy paths
91% positive 313 reviews
Space Architect
Top-down space station management with automation and corporate debt
74% positive 309 reviews
STAR WARS™ X-Wing vs TIE Fighter - Balance of Power Campaigns™
Space combat sim with Rebel and Imperial multiplayer dogfights
76% positive 309 reviews
Galactic Civilizations® I: Ultimate Edition
Turn-based space strategy in a race for habitable worlds
50% positive 306 reviews
Final Factory
Space factory builder with movable stations and automated fleets
79% positive 306 reviews
Realpolitiks 3: Earth and Beyond
Modern grand strategy about governing a nation and reaching space
38% positive 303 reviews
Desperate Place
Top-down tower defense where recovered fuel triggers alien attacks
71% positive 301 reviews
Star Sonata 2
Top-down space MMORPG with ship combat, trading, and base building
67% positive Free
Drox Operative 2
Space action RPG with ship loot and shifting alien wars
89% positive 293 reviews
Space Empires IV Deluxe
Turn-based space 4X strategy with ship design and tactical warfare
86% positive 291 reviews
Cosmonious High
VR adventure using alien powers to fix a malfunctioning school
94% positive 289 reviews
Rebel Transmute
Sci-fi metroidvania with swappable upgrades and a missing mother
76% positive 286 reviews
Arms Evolution: ZOMBIE DESTROYER
Roguelite tower defense against zombie waves with persistent weapons
66% positive 284 reviews
Mimicry
Online horror matches where an alien hides among survivors
78% positive 267 reviews
UFO: Aftershock
Sci-fi strategy mixing squad missions and base management on Earth
75% positive 263 reviews
Deep Eclipse: New Space Odyssey
Top-down space shooter with alien hordes and branching upgrades
66% positive 260 reviews
Mineral Defense
Roguelite tower defense where you shape paths and draw upgrades
91% positive 253 reviews
Archean
First-person engineering sandbox for building and programming physics-driven machines
88% positive 252 reviews
Supreme Ruler 2020 Gold
Grand strategy sandbox for managing nations amid global economic collapse
78% positive 251 reviews
Dominus Galaxia: KS Edition
Space 4X strategy with streamlined colonies and turn-based battles
83% positive Free
Space Wars: Interstellar Empires
Turn-based space strategy with faction fleets and territorial conquest
65% positive Free
USC: Counterforce
Turn-based squad tactics against aliens on destructible battlefields
67% positive 241 reviews