Here is the full list of all 13 StellarHub achievements.
Grow 300 plants
Grow 300 animals
Research all technologies
Produce any 2000 products
40 Crew members
Reveal all secret sectors on the map
Raise any skill of a crew member to 100
Build a station of 40 modules
Complete 10 contracts
Death of 10 crew members
Kill 10 pirates
Build 5 defence platforms
Kill 50 pirates