NASA's Unexplained Files

Did Earth Have Two Moons?

Directed by Joe Keenan, Kasia Uscinska, Adam Warner
TV-PG
S4 • E6    Oct 3, 2016    60m
7.4
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.

Where to Watch Did Earth Have Two Moons?

Cast of Did Earth Have Two Moons?

  • Kevin H. BainesSelf - Planetary Scientist
  • Mike BakerSelf - Former CIA Covert Operations Officer
  • James F. BellSelf - Planetary Scientist
  • Duane CarrySelf - NASA Shuttle Astronaut
  • Leroy ChiaoSelf - NASA Shuttle Astronaut and ISS Commander
  • Marc D'AntonioSelf - Astronomer & Image Analyst
  • Erik DellumsNarrator
  • Laurence GarvieSelf - Meteor Expert
  • Matt GengeSelf - Planetary Scientist
  • Kevin R. GrazierSelf - Planetary Scientist
  • Joe GutheinzSelf - Former NASA Senior Special Agent
  • David HathawaySelf, Phd., Astrophysicist
  • Richard JurekSelf - Space Historian
  • Jerry LinengerSelf - NASA Astronaut
  • Jason MajorSelf - Science Writer
  • Chris McKaySelf - Planetary Scientist
  • Hakeem Muata OluseyiSelf - Astrophysicist
  • Christopher OrwollSelf - Director, New Mexico Museum of Space History
  • Nick PopeSelf - Defense Analyst
  • Seth PorgesSelf - Technology Writer
  • Winston ScottSelf - NASA Astronaut
  • Seth ShostakSelf - Senior Astronomer, SETI Institute
  • Joe KeenanDirector
  • Kasia UscinskaDirector
  • Adam WarnerDirector
  • Fabio CerveiraProducer
  • Timothy ClarksonProducer
  • Susanna HallProducer

 

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