Here is the full list of all 14 Star Chronicles: Delta Quadrant achievements.
Destroyed a supply ship
Reach sector 10
Survive your assassination
Met an Eldren Spy
Scared little slaves
Went through the anomaly
Contacted trading station
Steal information from comms relay
Shoot the Shadow Agent on first contact
Destroyed a Dreadnought
Finish the game
Boost Engines to 300
Boost Shields to 300
Boost Weapons to 300