Fly your ship within the hollow asteroids of Corvus to retrieve precious, glowing Clystron orbs and yellow jump-suited prisoners. Deliver them to green transmitters that will beam them away to safety.
Destroy the security systems that seem to have spun out of control and search for the keycards needed to access deeper areas beyond your insertion point. It's believed that there is a store of advanced Nova weaponry somewhere in the facility that you may be able to utilise.
The full game is uploaded on itch now:
https://drake-blue.itch.io/oust
OustEd (Level Editor) is also now available on itch.io. Extra levels on their way.
A dev breakdown, including some of my more nasty token-saving tricks, is here: https://drakeblue.com/how_to_oust
v1.1.0: Rotation sensitivity controls, OustEd editor release, bug fixes.