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The Twin Study

While Scott Kelly spent a year on the International Space Station, his twin brother Mark spent a year on earth. By analyzing the differences between the two men, NASA researchers hope to gain insight into the effects of spaceflight on the human body.
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Clip Season 1 Episode 2 Length 02:54 Premiere: 11/15/17

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Clips & Previews

Season 1 Episodes

Beyond A Year in Space
S1 E2 Length 54:10 Premiere Date 11/15/17

Episode 2 Preview
Preview Length 00:30 Premiere Date 11/15/17

Scott Kelly Returns to Earth After a Year in Space
Clip Length 02:44 Premiere Date 11/15/17

Meet Astronaut Jessica Meir
Clip Length 01:32 Premiere Date 11/15/17

Meet Astronaut Victor Glover
Clip Length 01:32 Premiere Date 11/15/17

The Twin Study
Clip Length 02:54 Premiere Date 11/15/17

Jessica and Victor Visit Kennedy Space Center
Clip Length 02:46 Premiere Date 11/15/17

The Legacy of the One Year Mission
Clip Length 02:00 Premiere Date 11/15/17

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Beyond a Year in Space

Premiered On: 11/15/2017

Astronaut Scott Kelly's last day in space, his return to Earth, and the next generation of astronauts training to leave Earth's orbit are featured.

  • Sunday July 12, 2026 6:00 pm ET on KET2
  • Sunday July 12, 2026 5:00 pm CT on KET2
  • Tuesday July 14, 2026 12:00 am ET on KET2
  • Monday July 13, 2026 11:00 pm CT on KET2
  • Thursday July 16, 2026 5:00 am ET on KET2
  • Thursday July 16, 2026 4:00 am CT on KET2

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