Titan Nebula Achievements Here is the full list of all 6 Titan Nebula achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply All TechUnlocked all technology and weapons from the shop. Rank 1Completed 5 successful missions. Rank 2Completed 15 successful missions. Rank 3Completed 30 successful missions. Parallel ComputingCompleted successfully the secondary objective of a mission. Mission AccomplishedCompleted a mission with 3 stars.