NASA's Unexplained Files Episodes
Season 4, Episode 9
JFK UFO Conspiracy
A declassified letter written by President Kennedy demands that the CIA share its UFO data with NASA. A bizarre pattern on the surface of Mars could be a coded alien message. Investigators are shocked to find a rocket crash-landed in a crater on the Moon.
Season 4, Episode 14
CIA's Secret Revenge
When the Soviet Union unveils its own space shuttle, the CIA hatches a secret revenge plot. Recent discoveries shed new light on the destruction of Sodom and Gomorrah. A missing nuclear weapon could threaten a NASA base in the Arctic.