SciShow Space

The Year-Long Twin Astronauts Experiment (2015x10)

Exibido em:: Fev 03, 2015

Astronauts Scott Kelly and Mikhail Kornienko will soon undertake a historic, record-breaking mission: to live in space for an entire year. And scientists will have some extra help studying the effects of this extended stay on the astronauts -- Kelly’s twin brother Mark!