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Episode

A Year in Space

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.
Aired: 3/2/2016 | 0:55:37 | Expires: 12/13/2017
 
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