Complete zone one
Complete zone two
Complete zone three
Complete zone four
Complete zone five
Complete zone six
Complete zone seven
Complete zone eight
Complete zone nine
Complete zone ten
Destroyed the selected asteroids
Collected all the alien ore
Destroyed the transmitters
Saved the research station
Collected the lost cargo
Destroyed the cargo containers
Delivered all the coolant
Found the Datasphere
Destroyed the portal station
Destroyed the Dalag capital ship