Season 5 Episode Guide

The Dark Matter Enigma

Season 5, Episode 8

January 31, 2017

The Universe's Deadliest

Season 5, Episode 7

January 17, 2017

Stars That Kill

Season 5, Episode 6

January 10, 2017

Secret History of Pluto

Season 5, Episode 5

January 3, 2017

Life & Death on the Red Planet

Season 5, Episode 4

December 13, 2016

Black Holes: The Secret Origin

Season 5, Episode 3

December 6, 2016

Mystery of Planet 9

Season 5, Episode 2

November 29, 2016

Most Amazing Discoveries

Season 5, Episode 1

November 22, 2016

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  • Premiered: July 11, 2012
  • Rating: TV-G
  • Premise: Examining the universe's mechanisms, structures and phenomena in this documentary series featuring CGI and expert commentary. (more)

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