NASA’s Unexplained Files
TVPG
Documentary
Science
Paranormal
The filmmaker takes a look at various unexplained sightings of flying objects using footage of NASA’s space missions and interviews with astronauts and scientists.
Cast & Crew
Upcoming TV Airings
The airings below are based on a generic national schedule. Times and dates can vary by TV provider.
Tuesday, April 1
Black Knight Rises
Season 1 • Episode 4
A piece of the sun seems to have vanished; the Hubble spots an unidentified object.
Tuesday, April 1
Interstellar Gold Rush
Season 1 • Episode 5
A distant planet shows an Earth-like atmosphere; a glowing light suggests an atmosphere on the Moon.
Tuesday, April 1
Planet of the Metal Aliens
Season 6 • Episode 7
Experts investigate if a nearby exoplanet could be the home to an alien civilization.
Wednesday, April 2
Ghosts on the Moon
Season 1 • Episode 6
Spaceships powered by atomic bombs; artificial rings encircle a star; strange lights on the moon.
Wednesday, April 2
Mystery Space Squid
Season 1 • Episode 7
A NASA astronaut reports seeing a flying saucer in the skies above a U.S. Air Force test range.
Wednesday, April 2
Did We Nuke Jupiter?
Season 2 • Episode 5
New evidence could finally reveal the truth behind the mystery of the face on Mars.
Thursday, April 3
Secrets of the Alien Signals
Season 6 • Episode 6
Experts raise questions when NASA begins a strange experiment to communicate with dolphins.
Thursday, April 3
Top Secret Terror
Season 2 • Episode 2
Images of Mercury show spider-like formations; A space shuttle mission almost ends in disaster.
Thursday, April 3
Saturn's Moon Monsters
Season 6 • Episode 1
NASA discovers something strange on Saturn's biggest moon; disturbing evidence.
Friday, April 4
Lethal Weapons
Season 2 • Episode 7
Looking at how the comet of the century looks like an alien spacecraft.
Friday, April 4
Pluto's Evil Twin
Season 6 • Episode 4
After NASA's New Horizons spacecraft flies by Pluto, it encounters a strange alien world.
Friday, April 4
Pluto Under Pressure
Season 3 • Episode 1
Lost tapes show that Apollo astronauts heard unexplained transmissions on the far side of the moon.
Monday, April 7
Return of the Moon Bugs
Season 3 • Episode 2
NASA tracks an asteroid heading towards Earth but make an incredible discovery.
Monday, April 7
Rise of the Ice Creatures
Season 3 • Episode 3
An Apollo 17 photo seems to show a US military outpost on the Moon.
Monday, April 7
Ghosts on a Comet
Season 3 • Episode 4
The Rosetta spacecraft discovers a comet that appears to be singing.
Tuesday, April 8
The Moon that Disappeared
Season 3 • Episode 5
Recently discovered documents show NASA's secret plan B for failure of the first moon landing.
Tuesday, April 8
Curse of the Red Planet
Season 3 • Episode 6
Three cosmonauts mysteriously die as they re-enter Earth's atmosphere and NASA needs to know why.
Tuesday, April 8
Red Storm Rising
Season 3 • Episode 7
Two astronauts trapped in the vacuum of space face a horrible death.
Wednesday, April 9
Attack of the Thunderballs
Season 3 • Episode 8
Astronauts evacuate when a mystery object hurtles toward the International Space Station.
Wednesday, April 9
Pluto's Evil Twin
Season 6 • Episode 4
After NASA's New Horizons spacecraft flies by Pluto, it encounters a strange alien world.
Wednesday, April 9
The Black Hole Next Door
Season 6 • Episode 3
Astronomers investigate the possible danger of a black hole speeding through the Milky Way.
Thursday, April 10
Aliens vs. Stalin at Area 51
Season 6 • Episode 2
A former Area 51 insider alleges that the Roswell UFO incident was a Soviet conspiracy.
Thursday, April 10
Saturn's Moon Monsters
Season 6 • Episode 1
NASA discovers something strange on Saturn's biggest moon; disturbing evidence.
Thursday, April 10
Planet of the Metal Aliens
Season 6 • Episode 7
Experts investigate if a nearby exoplanet could be the home to an alien civilization.
Friday, April 11
Did Aliens Nuke Mars?
Season 6 • Episode 8
A discovery by NASA's Mars Curiosity rover reveals a possible war occurred 300 million years ago.
Friday, April 11
Aliens in the Amazon
Season 6 • Episode 5
After Neil Armstrong's moonwalk, he leads an expedition into the Amazon to find a legendary library.
Friday, April 11
Secrets of the Alien Signals
Season 6 • Episode 6
Experts raise questions when NASA begins a strange experiment to communicate with dolphins.
Monday, April 14
Pluto's Stranger Things
Season 4 • Episode 1
Evidence of alien technology around a distant star; speculation about Pluto's surface.
Monday, April 14
Rise of the Planet Killer
Season 4 • Episode 2
A mars mission captures an image of a strange structure on the planet.
Monday, April 14
The Sun's Evil Twin
Season 5 • Episode 3
A photograph depicts two suns; Ghostly white swirls on the moon's surface baffle NASA scientists.
Tuesday, April 15
A President's Close Encounter
Season 4 • Episode 3
The discovery of geysers on a moon; NASA's mission to detect life.
Tuesday, April 15
The Earth Next Door
Season 4 • Episode 4
Astronomers notice a planet in Earth's vicinity capable of supporting life.
Tuesday, April 15
Secret Aliens
Season 5 • Episode 4
An astronomer records an unusual radio signal from beyond the solar system.
Wednesday, April 16
Curse of the Full Moon
Season 4 • Episode 5
Cosmonauts are trapped in a capsule in a frozen lake; a NASA scientist investigates the Hindenburg.
Wednesday, April 16
Did Earth Have Two Moons?
Season 4 • Episode 6
A theory of Earth's abiogenesis may have started in the clouds of Venus.
Wednesday, April 16
Stonehenge on Mars
Season 5 • Episode 5
A NASA probe captures an image of a familiar structure on Mars' surface.
Thursday, April 17
Mystery of the Invisible Planet
Season 4 • Episode 7
A probe carrying a message for aliens malfunctions without cause as it enters deep space.
Thursday, April 17
Mars's Deepest Secret
Season 4 • Episode 8
Soviet photos of the moon are intercepted by the CIA; a malfunction aboard the ISS.
Thursday, April 17
CIA's Secret Revenge
Season 5 • Episode 6
When the Soviet Union unveils its own space shuttle, the CIA hatches a secret revenge plot.
Friday, April 18
JFK UFO Conspiracy
Season 5 • Episode 1
President Kennedy demands that the CIA share its UFO data with NASA; coded alien message on Mars.
Friday, April 18
Curse of the Gas Giant
Season 5 • Episode 2
The Curiosity Rover finds something strange on Mars; detectives turn to NASA for help.
Friday, April 18
The Moon's Strange Secret
Season 5 • Episode 7
Something strange on the lunar surface; phenomenon responsible for mass deaths.
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