28 Casual · 2D · Space games your group can play together online, including Stellar Odyssey, Once Upon a Galaxy, and Sixtar Gate: STARTRAIL.
All games: 24
An Idle Space MMORPG where you progress at your own pace, but the universe is built together. Explore a procedural galaxy of nearly 50 million star systems alone — or join a Squadron to pool resources, raise space stations, upgrade shared buildings, and expand across the stars as one.
ONCE UPON A GALAXY is an easy to learn Card Battler with incredible strategic depth and near infinite fun! Which of your favorite characters from myth and fairy tale will you choose?
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!
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.
A deliciously addictive core of finger-blistering shooting action, surrounded by delectable morsels of galactic exploration, spacecraft customization, and community competitions.
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!
Gaia Project is the digital adaptation of the boardgame Gaia Project created by Helge Ostertag and Jens Drögemüller and published by "Feuerland Verlag". It is a 1-4 player strategy game. It plays in the same universe as Terra Mystica and continues the adventure in the far future.
An online and local party game of teamwork and betrayal for 4-15 players...in space!
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.
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.
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.
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.
THE legendary free online multiplayer space shooter! Addictive, fast-paced, easy to learn, and impossible to master.
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.
Beat Hazard turns music from your library into a colorful twin-stick shooter, with two-player local co-op in the base game and online co-op in its optional Ultra DLC.
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!
A short sandbox rpg game that takes place on a square planet. Explore the world, gather resources, build a home and become stronger.
The local multi-player space narwhal fighting game that has rocked the internet is finally ready for its big debut in a fully loaded release! Flop it out with 1-4 players in a retro, epic narwhal battle in space! The heart-piercing action is furious and unrelenting. STARWHAL will change your life.
8 KONAMI arcade classics of the 80s, from Nemesis to TwinBee. Including bonus eBook packed with new information never before revealed to the public.
ROCKETS fire ROCKETS at ROCKETS in this action-arcade, arena-combat, gorgeous festival-of-fireworks! It's dogfighting meets figure-skating in space with local multiplayer and single-player fast-paced action modes plus a ZEN MODE where ROCKETS learn to LOVE.
ONE MORE LINE is a highly addictive, one button, space disco, skill timing game! Steam edition features 2-4 player local multi-player and no advertising. All for a very low price! Can you put a price on fun though?
Iron Armada is a multiplayer, space-faring combat game where players must team up to build a fleet of ships in order to survive the perils of space and defeat the opposing player faction. Build ships of all shapes and sizes, mine resources, and scavenge parts with friends to conquer the universe!
Gear up for an intergalactic thrill ride! Space Elite Force is a frenzied space-shooter packed with weapon customization and epic boss battles. Take command of your ship and fight for the survival of humanity!
Unidentified Falling Objects is a unique mashup of platforming and puzzle destroying gameplay. Players are dropped into the puzzle where they must dodge the falling obstacles and destroy blocks to make big combos.