Here is the full list of all 14 Sword of the Stars II achievements.
Reduce a planet to zero resources.
Terraform a planet to a hazard rating of zero.
Build your first ship.
Colonize a world.
Design a ship, save the design.
Successfully survey your first planet.
Build your first station.
Research all possible techs in a single game.
Research the xombie plague.
Build classic "Sword of the Stars" Human Dreadnought.
Successfully repelled with no damage taken by the planet.
Lose your first Leviathan.
Build "Leviathan" human Leviathan
Welcome back to Sword of the Stars II.