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Mystery of Planet 9
Season 5Episode 1Season 5Episode 3

E2 Mystery of Planet 9

How the Universe Works / Season 5 / Episode 2

30 Nov, 2016 · 42min

 
Season 5Episode 1Season 5Episode 3

E2 Mystery of Planet 9

How the Universe Works / Season 5 / Episode 2

30 Nov, 2016 · 42min

 

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.

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.

Where to watch

Cast

38 eps

Mike Rowe

Narrator / Himself - Narrator

64 yrs
25 eps

Erik Dellums

Himself - Narrator / Self - Narrator

61 yrs
25 eps

Michelle Thaller

Self - Astronomer / Herself

25 eps

Phil Plait

Self - Astronomer / Himself

19 eps

Nina Lanza

Self - Planetary Scientist

19 eps

Hakeem Muata Oluseyi

Self - Astrophysicist

19 eps

Moogega Cooper

Self - Planetary Protection Engineer

19 eps

Jani Radebaugh

Self - Planetary Scientist

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