NightSky Achievements Here is the full list of all 22 NightSky achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.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 PrologueCompleted The Beach Harara MountainsCompleted Harara Mountains SkymningCompleted Skymning Ranna CavernsCompleted Ranna Caverns The VoidCompleted The Void Aurora's NorthCompleted Aurora's North 1 guideSlightly NonsenseCompleted Slightly Nonsense Harara Mountains AlternativeCompleted Harara Mountains Alternative Skymning AlternativeCompleted Skymning Alternative 1 guideOld Ruins AlternativeCompleted Old Ruins Alternative Perpetuum Factory AlternativeCompleted Perpetuum Factory Alternative Ranna Caverns AlternativeCompleted Ranna Caverns Alternative The Void AlternativeCompleted The Void Alternative Murky Depths AlternativeCompleted Murky Depths Alternative Giant Leaf AlternativeCompleted Giant Leaf Alternative Aurora's North AlternativeCompleted Aurora's North Alternative Slightly Nonsense AlternativeCompleted Slightly Nonsense Alternative Old RuinsCompleted Old Ruins Perpetuum FactoryCompleted Perpetuum Factory Murky DepthsCompleted Murky Depths 1 guideGiant LeafCompleted Giant Leaf 1 guidePrologue AlternativeCompleted The Beach Alternative