Here is the full list of all 50 DarkStar One: Broken Alliance achievements worth 1,000 gamerscore.
Eliminate all pirate gangs
The reputation "Pirate" reaches its maximum value
Rob a super-freighter
Secret Ascarong system entered
Equip the Darkstar One with 5 bow weapons
The Darkstar One reached level 20
100 artifacts collected
Destroy N.O.M.A.D.
Release all captured systems
Story completed
You reached chapter 5
Kill 1000 pirates
Equip the Darkstar One with 5 turrets
You reached chapter 4
The Darkstar One reached level 15
You reached chapter 3
50 artifacts collected
Sell 600t of an out-of-stock good
The reputation "Killer" reaches its maximum value
Destroy 100 police ships
Destroy a military cruiser
Destroy 500 meteoroids
Sell 600t of smuggled goods in one go
The Darkstar One reached level 10
Maximize your penal record
Rob the first cargo ship
You reached chapter 2
Eona is back
The reputation "Smuggler" reaches its maximum value
Leave a station with 3 containers in tow
Contact a trading station at a distance of 100u
The reputation "Merchant" reaches its maximum value
The reputation "Bounty Hunter" reaches its maximum value
Eona is gone
The reputation "Mercenary" reaches its maximum value
The Darkstar One reached level 5
10 artifacts collected
Destroy a S'kaa-ship
Find and destroy a pirate gang
Kill 100 pirates
Release a captured system
You reached chapter 1
Crash on a planet
Buy your first equipment
First artifact collected
Perform your first hyperjump
Buy a good for the first time
First assignment accomplished
Visit 300 trading stations
Rob 100 cargo ships