Here is the full list of all 11 STARDROP achievements.
Complete Chapter 1.
Change into your APD suit.
Give Rascal some food.
Pick up John's DataPad.
Find and pick up this Easter Egg from "Play With Gilbert".
Complete Chapter 2.
Complete Chapter 3.
Complete Chapter 4.
Read John's secret Email to Aryn.
Find the secret back-room aboard the SD-01.
Collect 50 DataPads in the game