Cosmos: Stella Returns Achievements Here is the full list of all 21 Cosmos: Stella Returns 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 Welcome in MemoriaComplete the tutorial. SuperstarCollect 10 Stars. MinerCollect 10 mineral for each color. SurvivorBuy a Shield in the distributor. ExplorerFind a Satellite Navigator. First BossBeat the first Boss. Second Boss.Beat the second Boss. Third Boss.Beat the third Boss. Fourth Boss.Beat the fourth Boss. Fifth Boss.Beat the fifth Boss. Sixth Boss.Beat the sixth Boss. Last Boss.Beat the Last Boss. Game OverDon't give up! Barrier MasterBuy Barrier power up. Save GameSave the progress. ScannerBuy the Scanner. Button SmasherPress a red button. CarpenterDestroy a wall. ScientistRead a message in a Computer. CollectorCollect all COSMOS card and back on main menu. The End!Complete the game.