Here is the full list of all 54 Starpoint Gemini Warlords achievements.
Emerge victorious from a battle with less then 5% hull points remaining
Collect all Artefacts
Have all planets under your control
You've "backstabbed" the person with whom you're conversing during a certain main quest
Destroy 15 ships with a single Warhead skill
Successfully Execute 10 ships in a row
Delay activating the Proxima Beam for 60 seconds after it charges
Conquer 50 Regions
Jump through a Wormhole
Nuke an enemy Warmaster
Overkill
Share your thoughts with the rest of the community
Capture a Destroyer Class ship after pillaging every room of that ship
Fully upgrade your HQ
Conquer 25 Regions
Emerge victorius from every battle in all Gladiatrix arenas
Let your Holo Decoy destroy 2 ships in 10 seconds
Complete 70 research projects
"Liberate" your first planet
Collect all Anomalous anomalies entries
Fin
Complete the "Farsight" mission
Complete the "Bon Voyage" mission
Construct the Proxima
Destroy 10 ships with a single Expose skill
Build all possible structures in all 15 regions
Disable enemy ships for a total duration of 30 minutes
Earn 1,000,000,000 credits
Complete the "Jumping Jack Flash" mission
Visit the old Landmark
Complete the "BFG" mission
Complete the "Power to the Core" mission
Complete the "Hard Times" mission
Ram into a Wamaster who tried to use the Ram skill on You
Push away 200 targets with the Gravity Push skill
Destroy 4 ships with a single Precision Shot skill
Destroy 5 ships with a single Shotgun Skill
Finish 5 Faction Missions
Construct the Hub Module Level 3
Pull 30 targets with a single Gravity Pull skill
Use T-Drive for the First Time
Accumulate 30 minutes of Cloak time
Complete the "Orphiel - Take Two" mission
Take over Your 1st Region
Link/Hack your first satellite
Build your 1st module
Complete the "Defender of the Crown" mission
Complete the "Get Things Rolling" mission
Customize a ship
Finish the Prologue
Kill a Warmaster
Collect all Geminipedia entries
Collect all Factions of Gemini entries
Collect all Ship Chassis of Gemini entries