Here is the full list of all 16 Space Cats Tactics achievements.
Have 3 rooms on fire
Defeat dog
Destroy enemies in gas cloud
Destroy 3 ships in one attack
Collect 20,000 credits
Collect any 10 gems
Die at least once
Helped the merchant
Destroy 5 ships in one turn
I am prrroud of you!
You achieved the bad ending
Don't listen to Biski
You robbed the poor merchant. Rude.
Collect 10 salvage parts
Die zero times in a run
Finished the game with both endings