Apr 12 2019 NASA discovered that the telomeres of the Kelly brother who was in space got longer. Scientists thinks the study sheds light on how the human body can adapt and recover from the dramatic toll of spaceflight. The research can also help us understand how the human body reacts to other stressors, such as disease. 'Put me in coach, I'm ready to go,' Scott Kelly joked. The space station where Scott Kelly lived orbits below the Van Allen radiation belt, a shell of energetic charged particles built up outside Earth's protective magnetic field.