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The Planets and Beyond
Astronaut Mike Massimino takes an in-depth look at the planets of the solar system, the newly discovered Planet 9, exoplanets and more.
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Cast & Crew See All
Season 2 Episode Guide See All
Episode 1
Earth: The Secret History
Tue, Mar 20, 2018
Astronaut Mike Massimino uses the latest science to reveal the strange secrets of planet Earth.
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