Here is the full list of all 69 Halcyon 6: Starbase Commander achievements.
Destroyed 100 pirate ships.
Made an alliance with the pirate Willa.
Successfully beat the game on Cadet difficulty.
Made an ally of the Voraash.
Decided to pay off the Yabbling debt for the next couple millennia.
Made an alliance with the pirate Savak.
Lost 10 Green Shirts in ground combat.
Successfully beat the game on Lieutenant difficulty.
Killed the Mothership.
Made an enemy of the Korzan.
Recruit 10 officers.
Killed the Chruul Behemoth.
Successfully multiplied O'Brien.
Made an ally of the Collective.
Made an ally of the Yabblings.
Killed the Chruul Desolator.
Killed the Chruul Crusher.
Built a tier five ship.
Made an enemy of the Voraash.
Made an ally of the Korzan.
Lost 10 officers in the line of duty.
Killed the Chruul Marauder.
Had an officer reach Level 10.
Built a tier four ship.
Killed the Chruul Chimera.
Made an ally of the Xlar-Yanthu.
Built 20 Base Rooms.
Made an alliance with the pirate Khut.
Destroyed 25 pirate ships.
Had an officer reach Level 2.
Researched 20 techs.
Finished the tutorial.
Built a tier one ship.
Tried to give the station to pirates...seriously?
Built a tier three ship.
Destroyed 100 Chruul ships.
Built 10 Base Rooms.
Rescue 15 colonies from a Chruul fleet.
Lose your first Green Shirt in ground combat.
Researched 10 techs.
Successfully cleared a Chruul spire.
Rescue 5 colonies from a Chruul fleet.
Defeated the Chruul at New Terra.
Have a ship reach rank two.
Did not ally with any of the pirate captains.
Defeated Admirax Zeb and his pirates.
Have a ship reach rank one.
Destroyed 25 Chruul ships.
Built a tier two ship.
Built 3 Base Rooms.
Researched 5 techs.
Have a ship reach rank four or higher.
Destroyed 10 pirate ships.
Destroyed 10 Chruul ships.
Had an officer reach Level 5.
Built a base room.
Destroyed the Chruul Spawn Pit.
Have a ship reach rank three.
Lost 25 Green Shirts in ground combat.
Lost 50 Green Shirts in ground combat.
Lost 100 Green Shirts in ground combat.
Made an enemy of the Yabblings.
Made an enemy of the Collective.
Made an enemy of the Xlar-Yanthu.
Rescue 30 colonies from a Chruul fleet.
Successfully beat the game on Commander difficulty.
Successfully beat the game on Captain difficulty.
Successfully beat the game on Admiral difficulty.
Successfully beat the game on Grand Admiral difficulty.