Use the antidote.
Install a jukebox.
Leave 4546B.
Construct an alien vessel.
Disable Alterra communications.
Find Marguerit's home.
Construct a cold suit.
Ride a Snowfox.
Repair the bridge.
Construct a spy pengling.
Construct a Seatruck.
Encounter a sapient alien lifeform.
Locate your Drop Pod.