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