Casual · Action · Space games to play together

39 Casual · Action · Space games your group can play together online, including Astro Colony, LOCKDOWN Protocol, and Sixtar Gate: STARTRAIL.

All games: 24

Astro Colony

Astro Colony throws you into an endless Universe of exploration, automation and survival! Build interconnected colonies, alone or with friends, and turn planets into thriving industrial hubs! Design conveyor systems and take care of your Astronauts as you expand your intergalactic empire!

80% positive of 2,436 reviewsPlaying now: 189$19.99

LOCKDOWN Protocol

A first person social deduction game, combining real time action and communication, playable up to 16 players. While most players will cooperate to complete objectives to ensure victory, a small portion of dissidents will try their best to stop them at all cost, without being caught.

84% positive of 16,725 reviewsPlaying now: 152$9.99

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!

86% positive of 1,424 reviewsPlaying now: 5$24.99

Super Sus

Welcome to join the multiplayer social deduction game - Super Sus! Engage in intense gameplay with global players, as you strategize to safeguard your spaceship from the cunning Impostors determined to sabotage the mission and eliminate everyone aboard!

71% positive of 3,207 reviewsPlaying now: 259Free

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.

79% positive of 496 reviewsPlaying now: 2$9.99

STAR WARS™: Episode I: Jedi Power Battles™

Take back the Theed Royal Palace in this fast and furious lightsaber action game. You will have the power of the Force and your trusty lightsaber to help you ward off legions of battle droids, destroyer droids, assassins, and other creatures from Star Wars: The Phantom Menace.

78% positive of 365 reviewsPlaying now: 1$19.99

My Little Universe

Stranded on a barren moon with nothing but your tools, fuelless ship, and celestial powers of creation, you are destined to recreate what was once lost and be the hero of your own Little Universe! Don't forget to call in up to three of your friends to join your journey in the Splitscreen Co-op Mode!

89% positive of 1,529 reviewsPlaying now: 41$3.44

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!

97% positive of 3,805 reviewsPlaying now: 31$19.99

Chicken Invaders Universe

A deliciously addictive core of finger-blistering shooting action, surrounded by delectable morsels of galactic exploration, spacecraft customization, and community competitions.

90% positive of 3,851 reviewsPlaying now: 22Free

Boom Slingers

A fresh take on the classic artillery genre! Fight in physics-based battles online against players around the world. Defeat your opponents with UFO-tracked Cows, gravity-defying Anvils, or a good ol' fashioned Baseball Bat. The choice is yours!

90% positive of 121 reviewsPlaying now: 2$6.99

Creeper World 4

The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.

94% positive of 4,572 reviewsPlaying now: 198$24.99

Among Us

An online and local party game of teamwork and betrayal for 4-15 players...in space!

91% positive of 662,857 reviewsPlaying now: 9,028$4.99

Beat Hazard 2

Experience your music collection as never before with this intense music driven arcade shooter. Each of your songs will have its own unique ebb and flow based on the music.

89% positive of 1,395 reviewsPlaying now: 2$18.99

CounterAttack: Uprising

CounterAttack: Uprising is a side scrolling space shooter (shmup). Team up or fight solo, 1 - 4 player local or up to 8 players online cross-platform coop, unlock upgrades, use powerful ultimate abilities, enhance your ship the way you want, and save the Earth from annihilation.

90% positive of 274 reviewsPlaying now: 2$14.99

Starblast

Fun, fast paced online multiplayer arcade space shooter. Take control of your spaceship, mine asteroids, increase your stats, upgrade to different types of spaceships with improved stats and weapons. Fight against other players and collect their gems.

79% positive of 1,058 reviewsPlaying now: 29$9.99

Starbound Co-op: Build a Shared Universe Together

Explore planets, follow a story campaign, and build homes together in a four-player online sandbox where every friend has a ship of their own.

91% positive of 120,658 reviewsPlaying now: 824$14.99

Tasty Planet: Back for Seconds

Control a tiny ball of grey goo with the ability to eat anything smaller than itself. The more it eats, the bigger it gets! Eat rats, dinosaurs, gladiators, samurai, pyramids, volcanoes... Everything! Soon you'll be eating the entire planet.

93% positive of 630 reviewsPlaying now: 2$7.99

Subspace Continuum

THE legendary free online multiplayer space shooter! Addictive, fast-paced, easy to learn, and impossible to master.

87% positive of 639 reviewsPlaying now: 9Free

Signs of Life

Signs of Life is a sci-fi survival sandbox platformer with a combination of procedurally generated and hand-crafted content. You'll explore mysterious locations, mine blocks for resources, and meet strange (and some familiar) creatures, some of which don't even want to kill you and eat your corpse.

76% positive of 717 reviewsPlaying now: 12$14.99

Wildgate

Wildgate is a PvPvE multiplayer shooter that blends tactical ship-to-ship combat with fast-paced first-person action. Evade deadly environmental hazards, search for powerful weapons and ship upgrades, and be the first crew to escape with the Artifact... or the last crew left flying.

77% positive of 5,045 reviewsPlaying now: 0$0

Mushy

Mushy is a round based first person shooter. The attackers plant a bomb and the defenders defuse it; all while engaging in armed combat!

85% positive of 1,671 reviewsPlaying now: 0Free

Super Bit Blaster XL

A SUPER throwback to the classic quarter eating arcade games of the 80's. Super Bit Blaster XL is an (even more) enhanced version of the retro styled, addictive, and fast paced arcade shoot 'em up!

93% positive of 779 reviewsPlaying now: 0$2.99

Beat Hazard 3

Are you ready to explore your music collection mapped as a stunning galaxy of wonders? Experience your music collection as never before with this intense music driven twin stick shooter. Each of your songs will have its own unique ebb and flow based on the music.

84% positive of 588 reviewsPlaying now: 0$19.99