How the Universe Works Season 5 Episode 2

How the Universe Works → Season 5 → Episode 2: The Mystery of Planet 9
Scientists have discovered a mysterious ninth planet on the very edge of our solar system. Ten times the size of Earth, this strange world could have moons with extraterrestrial life.
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Watch The Mystery of Planet 9
Air Date: 23 November 2016
Director: Mike Rowe
Language:
Runtime: 0 Minutes
More Info: IMDb

Cast: Mike Rowe, Mike Brown, Michelle Thaller, Konstantin Batygin, Phil Plait, Lawrence Krauss, Kevin Walsh, Jani Radebaugh, Dan Durda, Hakeem Oluseyi, James S. Bullock


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