SCIENCE FICTION GAMES

Explore our collection of Science Fiction games. From classics to new releases, find your next favorite game.

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Creeper World 3: Abraxis
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Cosmos Quest: The Origin
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RPG Shooter: Starwish
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Warmerise | Red vs Blue - Lite Version
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Diggy
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Morningstar
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The Final Earth 2
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Ghost Hacker
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The Space Game: Missions
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Colony
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BackDoor- Door 2
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ShellCore Command: Ep1 Final
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Plazma Burst: Forward to the past
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The Infinite Ocean
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Portal: The Flash Version
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XenoSquad
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Mechanical Commando 2
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Skinny
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ShellCore Command: Skirmish
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Ether War
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Super Energy Apocalypse : RECYCLED!
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Another Small Favor
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HD Xyth
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Tyrant Unleashed
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Heart of Galaxy: Horizons
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Chronotron
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Being One - Episode 4
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Robotic Emergence
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Glean
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Tasty Planet: DinoTime
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Back2Back
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Star Runner : Genesis
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Bang! Heroes
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Reach the core
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A Small Favor
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Being One - Episode 5
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Star Relic
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Glean 2
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Void
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Being One - Episode 2
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War of Cells
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Spewer
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Mission in Space : the lost colony
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Warzone tower defense
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Desert Moon
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Motherload
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Orbital Onslaught
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Haven: Prelude
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Ancient Planet
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Xeno Tactic

Showing games 1 - 50 of 348

Science Fiction Games

Science fiction games let us imagine different futures—some are fun, and some are a little scary. Ever since Space Invaders, people have played games about fighting aliens and thinking about life beyond our planet. These games sparked many new ideas.
As technology improved, games told bigger and better stories. In the 1990s, games like System Shock let players find secret technology. In the 2000s, Mass Effect took us across the galaxy to save the universe. Now, with stronger computers, we can explore space, visit new worlds, and make choices that change what happens in the game.
Sci-fi games often have challenges that match the story. You might have to fix your oxygen, solve computer puzzles, or lead a team against aliens. The choices you make can change the game's world, like deciding what is right or how to treat robots.
Science fiction games can be about many things—space trips, life in future cities, robot battles, or even real science. But all of them help us learn more about ourselves as we explore the unknown.

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Looking for the best place to play free online games? Kongregate offers thousands of games across genres, from action-packed shooters to immersive role-playing adventures. Whether you enjoy competitive strategy games, fast-paced arcade thrills, or relaxing puzzles, we have something for every gamer.

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Frequently Asked Questions

What makes a game science fiction?
A game is considered science fiction when its story or mechanics rely on speculative technology, future settings, or encounters with alien life. These elements drive themes that question how science and society may evolve.
Do sci-fi games always take place in space?
No. Many titles visit star systems, but others explore near-future cities, cybernetic underworlds, or post-apocalyptic Earth. The key trait is speculation about technology and its impact, not the setting alone.
Which sub genre suits new players best?
Space opera is a friendly starting point. Games like Mass Effect blend action, clear goals, and rich lore that ease newcomers into futuristic ideas without complex simulations.
Are there free browser based sci-fi games?
Yes. Websites such as itch.io and Armor Games host free browser titles featuring space battles, colony building, and short narrative adventures you can play without downloads.

Play the Best Science Fiction Games!

  • Creeper World 3: Abraxis

    For billions of years empires rose to greatness. Each fell to the Creeper till none remained. Now...

  • Cosmos Quest: The Origin

    Conquer Space and Time, collect energy and develop your Civilization from mere Caveman to powerfu...

  • RPG Shooter: Starwish

    The most epic story for a Flash shooter! RPG Shooter: Starwish is a unique blend of a shooter, r...

  • Warmerise | Red vs Blue - Lite Version

    Multiplayer first person shooter with futuristic theme. More maps here: http://www.warmerise.com...

  • Diggy

    Dig your way to the center of the earth in search for great treasures. Upgrade your equipment to ...

  • Morningstar

    In this point-and-click adventure game your space ship crash-lands on a desolate planet. Your cap...

  • The Final Earth 2

    A city builder/simulation in space. The earth is unlivable, so you decide to create a space colon...

  • Ghost Hacker

    Use your hacking skills to take back cyberspace from rogue AIs in this tower defense game.

  • The Space Game: Missions

    The sequel to 'The Space Game' with 21 new missions and 4 difficulty levels. Repair space statio...

  • Colony

    War breaks out on mankind's newly colonised planet... Only the sharpest and toughest commanders w...