Home / Series / NASA's Unexplained Files / Aired Order / Season 4 / Episode 6
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Did Earth Have Two Moons?

A discovery suggests the hellish clouds of Venus may be the origin of life on Earth. A bizarre sighting 2,000 years ago raises the possibility that Earth once had two moons. A scientist helps the FBI crack the 1996 Olympic bombing.

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  • Originally Aired October 4, 2016
  • Runtime 45 minutes
  • Network Science Channel
  • Created April 12, 2019 by
    Administrator admin
  • Modified August 26, 2022 by
    rossini