Mystery of Planet 9
How the Universe Works · Season 5 · Episode 2
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.
Episode Details
Air date, runtime, timezone, and episode position.
Season
5
Episode
2
Air Date
29/Nov/2016
Air Time
22:00
Runtime
42 min
Overview
Episode summary.
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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