@amazeifystore: The Soyuz 11 cabin didn’t fail on impact. It lost its air in orbit. 🚀 During separation, a pressure-equalization valve opened too soon. The crew tried to close it, but the cabin depressurized in seconds. One small valve, a devastating failure. What detail surprised you most? Follow for more space history. #Soyuz11 #SpaceHistory #Spaceflight #Cosmonauts #AerospaceEngineering #SpaceExploration #NASAHistory