A Year in Space

A Year in Space | Full Episode

Video duration: 55:37Expires: 04/01/16Video has closed captioning.

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. A Year in Space is available for online streaming through April 2.