Did Earth Have Two Moons?
NASA's Unexplained Files · Season 4 · Episode 6
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.
Episode Details
Air date, runtime, timezone, and episode position.
Season
4
Episode
6
Air Date
04/Oct/2016
Air Time
21:00
Runtime
60 min
Overview
Episode summary.
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.
Episode Navigation
Move between previous and next episodes.