Astroloot
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.
597件中91%が好評現在のプレイヤー: 10$6.99
インディー（Space）：みんなで遊べるゲーム
オンラインでみんなと遊べるインディー（Space）ゲーム195本。Astroloot、Starship Troopers: Extermination、Sixtar Gate: STARTRAILなど。
すべてのゲーム: 24
Starship Troopers: Extermination
Starship Troopers: Extermination is an up to 16-player co-op FPS that puts you on the far-off frontlines of an all-out battle against the Bugs! Squad up, grab your rifle, and do your part as an elite Deep Space Vanguard Trooper to take back planets from the Arachnid threat!
29,763件中79%が好評現在のプレイヤー: 323$29.99
Sixtar Gate: STARTRAIL
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!
1,424件中86%が好評現在のプレイヤー: 5$24.99
Star Vortex
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.
159件中84%が好評現在のプレイヤー: 1$24.99
Warhammer 40,000: Rogue Trader — 6人で遊ぶ協力プレイ
最大5人の友人とオンライン協力でコロヌス・エクスパンスを探索。6人編成のパーティー、タクティカルバトル、宇宙戦を共有しながら、物語の最終決定権はひとりのロードキャプテンが担います。
34,531件中87%が好評現在のプレイヤー: 3,979$49.99
Relentless Expanse
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!
113件中91%が好評現在のプレイヤー: 1無料
Archean
Gather resources, craft components, build vehicles, and code their logic in a physics-driven engineering sandbox and full scale space sim.
245件中86%が好評現在のプレイヤー: 13$19.99
Nexus 5X
eXplore, eXpand, eXploit, eXterminate, EXPRESS. All of the depth, diplomacy, conflict and conquest of a turn-based 4X epic but played in fast-paced 60-minute competitive sessions. Play Solo or Multiplayer for 2-8 players.
890件中90%が好評現在のプレイヤー: 8$14.99
Entropy Survivors
Pilot a sword-swinging mech and a sharpshooting space frog at the same time in this bullet heaven roguelike. Throw empty shotguns, fire guns that shoot bees and build absurd combos across 20-minute runs: solo or in 2–4 player online co-op.
496件中79%が好評現在のプレイヤー: 2$9.99
Planet S
Planet S is a real-time strategy game where your goal is to colonize multiple planets in a solar system to advance your civilization, build a city and supply it to grow your faction.
2,904件中91%が好評現在のプレイヤー: 19無料
SENTRY
SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.
863件中82%が好評現在のプレイヤー: 5$19.99
Stellar Settlers: Space Base Builder
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.
747件中68%が好評現在のプレイヤー: 1$4.79
Underspace
The spiritual successor to Freelancer with a Lovecraftian, sandbox RPG twist. Explore a vast handmade universe with mod support and PvP/co-op multiplayer. You're going to need a bigger ship.
436件中80%が好評現在のプレイヤー: 3$9.99
Executive Assault 2
The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.
1,605件中81%が好評現在のプレイヤー: 10$24.99
Spin Rhythm XD
Enter the Rhythm Dimension. A homage to classic arcade rhythm games (Guitar Hero, DDR), with a modern aesthetic and soundtrack. Match colours and beats, spin, tap, flick and flow through the juiciest beats in the universe. Supports multiple control styles including MIDI DJ gear on Steam!
3,806件中97%が好評現在のプレイヤー: 31$19.99
QANGA
QANGA: 750 years after humanity's fall, you must survive in a shattered world where Earth itself demands vengeance. Tear through the fabric of space to face the Voss, awaken the ancient civilisation, and dare to challenge the Sanglines, born from the bowels of a world that condemned you.
567件中70%が好評現在のプレイヤー: 1$19.99
DemonStar
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..
251件中94%が好評現在のプレイヤー: 1$2.99
TerraTech Worlds
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
2,034件中61%が好評現在のプレイヤー: 26$29.99
Pixel Starships
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.
3,034件中73%が好評現在のプレイヤー: 129無料
Chicken Invaders Universe
A deliciously addictive core of finger-blistering shooting action, surrounded by delectable morsels of galactic exploration, spacecraft customization, and community competitions.
3,851件中90%が好評現在のプレイヤー: 22無料
Beyond Contact
A fiercely formidable sci-fi survival game, set on a hostile alien world that wants you dead! Alone, or with a crew, do you have what it takes to survive?
1,013件中70%が好評現在のプレイヤー: 14$19.99
Heavenly Bodies
Wrangle the hands and arms of a 1970s space cosmonaut and push, pull and twist your way through an increasingly precarious range of physically simulated stellar scenarios, where without gravity, nothing is still, nothing is secure, and nothing is simple.
3,786件中95%が好評現在のプレイヤー: 17$19.99
Mimicry
A terrifying online horror game where one player becomes an impostor monster. Disguise, hunt, and destroy your friends — or work together to survive. Mimicry is a fast-paced, multiplayer fun game full of deception, fear, and chaos.
253件中77%が好評現在のプレイヤー: 8$2.99
Space Beast Terror Fright
S.B.T.F. is a very hard arcade-style / rogue-like / perma-death first person shooter. You play as Marines who must brave dark, claustrophobic and terrifyingly intense Space Beast infested spacecraft in order to extract critical data and lucrative upgrades. Can you make it out alive?
1,259件中91%が好評現在のプレイヤー: 2$4.94