Here is the full list of all 25 Stars End achievements.
Captured first point/region
Capture 5 points/regions for your faction
Killing 5 players in 3 minutes
hooting down your first ship while flying
Firing down a mercantile ship
Firing down a patriot ship
Maximum Infamy Points
Build a military base
Get 50 kills with a revolver
Construct a space station
Create a base on Janson
Build a base on beta prairie
Raid 5 bases
Build a base on Tigon
Get 50 kills with a bow
Complete 5 bounty missions
Complete 20 bounty missions
Complete 50 bounty missions
Successfully cook meat on a campfire
Get 10 kills with a blade
Pilot a vehicle into the sun
Kill a player while airborne
Escape Janson Prison
Complete main story
Complete 5 delivery missions