A Year in Space show's poster

A Year in Space

A Year in Space follows astronaut Scott Kelly's 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. Beyond A Year in Space introduces viewers to the next generation of astronauts training to leave Earth’s orbit and travel into deep space.

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A Year in Space

Season 1 Episode 1 | 55m 37s | CC

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.