Cowboy In Space Achievements Here is the full list of all 10 Cowboy In Space 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 Cowboy In SpaceYou have beaten the game and become a Cowboy In Space. The IsolatedYou killed Philbert! The Fraggle of UndyingYou Killed Jebideus The Fraggle of Undying! The CollectorYou killed Cyclopicus The Collector! You killed a (zombie) child! Erthantirus Lord of Earthly Stars Testing 1 ,2, 3 FIRST LEVEL DONE!You completed the first level! Monster March Kill a ZombieYour first of many.