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