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Sci-fi

Science-fiction. Commonly including things like aliens, advanced technology, and settings of outer space or distant planets. 

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sci-fi

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Build a vast interstellar empire in 30 minutes flat.
Strategy
Play in browser
Build a futuristic space colony!
Simulation
Play in browser
Build spaceships and explore the cosmos
Simulation
Hard sci-fi, top-down space simulator, with every aspect backed up by real physics and science.
Simulation
A Streamlined Open-World Space Sim
Simulation
Sandbox Evolution Simulator
Simulation
A realistic space sim for PC
Simulation
open-world galaxy adventure game
Sokpop CollectiveVerified Account
Adventure
Tactical Ordnance Command
Strategy
The Space Adventure the 80s never made!
Role Playing
Build your own space station and survive!
Simulation
Singleplayer RTS game with procedural campaign
Strategy
A turn-based, spaceship RPG
Role Playing
2D space-sim in which you can fill any role from pilot to empire leader.
Simulation
Alone and isolated, floating through the quiet of space…
Adventure
Play in browser
3-axis space station builder with emotional AI characters and text adventures
JellyfishGamesVerified Account
Simulation
Atmospheric space station simulation
Simulation
Endless retro style starship battles up to 4 players split screen!
Action
An orbital tower defense game with roguelite elements.
Strategy
Play in browser
You have awoken on the abandoned station, Solitude 8140, far off in a desolate corner of the universe.
A remake of the text-only Super Star Trek but with the look & feel of Star Trek: 25th Anniversary
Strategy
Play in browser
Free-to-play SciFi MMORTS for PC.
Strategy
Beauty In Chaos
Simulation
Spaceflight programming adventure
Simulation
A space puzzle game that challenges you to master the physics of the universe.
Puzzle
A unique, genre-bending Space Game
Adventure
A remake of the PS1 classics.
Action
TAXINAUT
$12.99
An open-world exploration game where you are a taxi-driver in space.
Role Playing
Atmospheric survival RTS inspired by classic sci-fi
Strategy
Space Mining Incremental Clicker
Simulation
Colonize a procedural galaxy
Simulation
A game of lonely space adventure. http://pioneerspacesim.net/
Simulation
Mine asteroids, Transport trade goods, hunt pirates in this procedurally created star system.
Simulation
Deliver urgent cargo! Fly through space! Be a train!
Simulation
The massively single-player, starship simulator (Sequel!)
Simulation
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