Here is the full list of all 26 Spaceship Looter achievements.
Commandos Joker done his job!
Run 100 platforms for cargo
Reptile Mutant done his job!
Robot Cleaner done his job!
Scientist from the future done his job!
Kill 100 enemies lamps
Federation Spy done his job!
Shoot the enemies 100 electric bullets
Activate the 50 monoliths
Make 10 purchases
Blast 100 barrels of acid
Buy the most expensive transfer
Penetrate a spaceship pirates
Kill the fifth boss
Unlock Scientist of the future
Kill the fourth boss
Unlock Robot Cleaner
Kill the third boss
Finish first location without damage
Find all the items!
Unlock Reptile Mutant
Kill the second boss
Save all the NPC
Unlock the Federation Spy
Kill the first boss
Go training with Brain