From the Developer Website
Earth is under siege!
A mysterious and powerful alien race has come to enslave the entire galaxy, and your fleet is humanity's last hope. You must put an end to the attacks and rebuild a home for the survivors. With the invaders in hot pursuit, and the dangers of the unexplored at every turn, do you have what it takes to forge a new galaxy?
Features
Team up with up to 4 players and explore the galaxy.
Enjoy challenging action, smart puzzles, and deep adventure.
Customize your ship with a huge selection of parts.
Use physics to solve puzzles or defeat your enemies.
Save your progress online and continue from anywhere.
Create your own galaxy using the built in editor.
Download new galaxies from Source Studio for endless gameplay.