When did Horizon Season 57 Episode 8 air?
Horizon Season 57 Episode 8 aired on July 6, 2020.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

The incredible story of how Pluto has been propelled from an unremarkable ball of ice on the edge of the solar system to a world of unimaginable complexity - where some form of alien life might exist.
Direct answers for episode-level questions and details.
Horizon Season 57 Episode 8 aired on July 6, 2020.
This episode runs for approximately 60 minutes.
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