When did The Planets and Beyond Season 1 Episode 5 air?
The Planets and Beyond Season 1 Episode 5 aired on September 19, 2017.
The Planets and Beyond
The story of the discovery and exploration of the planets, revealing the deepest secrets of our neighbors in space.
Season 1 · Episode 5
Planet 9: The Lost World
Sep 19, 2017·43m
Astronaut Mike Massimino investigates the possibility of a giant ninth planet at the edge of the solar system; using the latest technology, he reveals the incredible secrets of this mysterious world.
Episode FAQ
Direct answers for episode-level questions and details.
How long is The Planets and Beyond Season 1 Episode 5?
This episode runs for approximately 43 minutes.
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