متوفر على PBS Video، Prime Video
الموسم 1، الحلقة 101: Follow astronaut Scott Kelly’s record-breaking 12-month mission on the International Space Station, from launch to landing, as NASA charts the effects of long-duration spaceflight by comparing him to his identical twin on Earth, astronaut Mark Kelly.
Documentary · 2 مارس 2015 · 43 دقائق