Here is the full list of all 26 Sol Survivor achievements.
Beat a level with one colonist left.
Beat someone by one life.
Beat a player who has a more advanced escalation turret.
Win a game of Wars.
Win a Wars game before first escalation.
Send 30 creeps in under 10 seconds in Wars.
Sell 1000 mass of turrets in a single game.
Complete a Coop level with at least 3 people.
Kill an enemy in the last second before it enters the colony.
Build 20 level three turrets.
Apply fire, EMP, radiation, slow goo, and gas to one enemy.
Apply speed, crit, and range buffs to one turret.
Build 100 of one kind of level 1 turret.
Build and fully upgrade every turret.
Use every orbital support.
Beat the campaign.
Achieve victory on at least one campaign level with each officer.
Achieve victory on all campaign levels with one officer.
Beat all levels on intense.
Complete a four player Coop level alone.
Host 10 complete games of Sol Survivor multiplayer.
Complete all level badges.
Complete all officer badges.
Complete all turret badges.
Complete all support badges.
Complete all creep badges.