Here is the full list of all 52 Starpoint Gemini 2 achievements.
Visit all Gemini planets
Control 2 mercenary ships and 3 fighter squadrons at the same time
Operate a massive carrier
Purchase 15 different ships
Kill all heroes
Gather all artefacts
Explore the entire Gemini system
Destroy 15 veterans
Deal 500000 damage points with beam weapons
Mine 500 asteroids
Destroy 100 asteroids by colliding with them
Buy a shipment of meat and Hogwash and then fly into the suns till your ship almost pops
Explode in a collision with an asteroid
Do 20 successful smuggling runs on planets
Provoke non-hostile ships 10 times
Travel via Power to Engines for at least 10 minutes
Take 5 times the amount of your hull integrity in damage during a single battle
Win a battle with less than 5% hull points remaining
Destroy an enemy after your ships is destroyed
Win a battle against 3 or more enemies without attacking them
Successfully raid an Off-world Prison with your Troops
Destroy an enemy that destroyed one of your wingmen within a 5 second interval
Finish the storyline
Destroy a station
Get destroyed while cloaked
Deal 500000 damage points with plasma cannons
Stay cloaked and undetected for 5 minutes
Use T-Drive
Launch at least 20 missiles in a single battle
Destroy an enemy using only heavy weapons
Destroy 10 Empire Ships
Collide with a planet
Deal 500000 damage points with railguns
Destroy a freightliner
Jump through a wormhole
Destroy 100 ships
Enhance all ship systems on a single ship
Destroy 3 ships within an interval of 15 seconds
Accumulate 10 million Credits
Read all tutorials
Destroy an enemy using only one turret
Capture a ship
Destroy an enemy by colliding with them
Save an ally with 10% or less health by destroying his attacker
Destroy an enemy while he's charging Power to Engines
Destroy an enemy with full shields and hull in less than 3 seconds
Destroy an enemy without locking on it
Solve 20 freelance missions
Exceed the maximum engine speed
Deal 50 critical hits
Destroy an enemy with a turret while facing away from it
Loot a derelict