NASA's Unexplained Files season 3←NASA's Unexplained Files season 2 NASA's Unexplained Files season 4→
NASA's Unexplained Files season 3 episodes list:
The Apollo 10 Tapes: Lost tapes show that Apollo astronauts heard unexplained transmissions on the far side of the moon. Red Planet Rising: An amateur astronomer finds an odd disturbance in Martian atmosphere. Space Angels: In June 2015 cameras on the ISS briefly record images of a winged object, similar to those seen by Russians on the Salyut 7 space station in 1984. The Satellite Killer: Russia launches 3 new satellite but a new 4th object is seen tracking other Russian satellites. End of the Horizon: As the New Horizon probe approaches Pluto, the Spacecraft suddenly goes quiet. Earth 2.0: The Kepler space telescope finds a planet that is remarkably Earth like.
The Non-Terrestrial Officer: September 2012 Curiosity rover takes a picture that shows the rover shadow with a humanoid shadow. Moon Bugs: Apollo 12 astronauts bring back something alive from the moon. Shining Dawn: March 2015 the Dawn probe photographs the protoplanet Ceres in the Asteroid Belt and finds bright lights emanating from some craters, later images show a pyramid structure. Space Spies: In the early days of the space race, the CIA plans to steal Soviet space technology. Alien Trespasser: NASA tracks an asteroid heading towards Earth but make an incredible discovery. Terror on the ISS: November 2014 an astronaut is heard screaming over an open channel.
Armstrong's Deadly Spiral: Neil Armstrong goes into an unexplained spin. He needs to figure out what's causing it, or he faces certain death. Meteorite Close Encounter: June 2012 skydivers in Norway notice something speeding past them in free fall. Lunar Fortess: An Apollo 17 photo seems to show a US military outpost on the Moon. The Andromeda Strain: January 1998 the Mir space station is overrun by microorganisms. Alien Blood Brothers: June 1996 the Galileo spacecraft find a water ocean under the ice of Jupiter's moon Ganymede; could there be alien life swimming in the oceans. Orbital Strike: December 2014 while watching live footage from the ISS viewers see what looks like a laser beam.
Spacewalk One: March 1965 Alexei Leonov becomes the first man to walk in space, but the dangers that almost kill him become a Soviet state secret. The Singing Comet: August 2014 the Rosetta probe approaches Comet 67-P, scientists monitoring the data feed from the probe notice that it is picking up a radio signal. Moon Razor: December 2014 China sends a rover to the moon which ceases to operate moments after touchdown. Armageddon Unlimited: Summer 2015 reports that a 2 mile wide asteroid is about to hit Earth coupled with a large military exercise causes some to panic despite NASA assurances. ISS Mystery Visitors: January 2014 ISS live feed cameras shows a strange object at the station docking port before the camera cuts out. Red Rains of Kerala: July 2001 a blood red rain falls in Southern India and when examined the red rain shows the water teeming with microorganisms.
Moonshot Plan B: Recently discovered documents show NASA's secret plan B for failure of the first moon landing. Missing Module: April 2008 a Soyuz capsule carrying NASA astronaut Peggy Whitson back to Earth goes missing. Bad Seed: July 2013 stratospheric sampling catches a microscope ball of titanium that seems to contain living material. Death Grip: August 2007 astronaut Richard Mastracchio is on a spacewalk to make repairs to ISS and finds a cut on his glove. The Disappearing Moon: October 1671 Giovanni Domenico Cassini discovers a moon around Saturn, only to see the moon vanished a short time later. More than 300 years later the NASA probe Cassini looks for answers. The Venus Scorpion: March 1982 the Soviet Venus probe releases a lander that appears to show a moving object.
Lethal Exposure: June 1971 three Soviet cosmonauts mysteriously die as they re-enter Earth's atmosphere and NASA needs to know why. Operation Dirty Trick: February 1962 a declassified document shows a CIA plan to use a space disaster as a cover to start World War 3. The Curse of Mars: December 1998 the Mars climate orbiter leaves Earth. On its final approach to Mars the probe vanishes. Hell in the Pacific: August 2014 commercial aircraft flying from Japan toward Alaska sees a large red glow beneath the plane. NASA investigators find the same lights on satellite images. Ghosts in the Machine: June 2015 the ISS moves off course on its own, which brings to light the numerous computer glitches to hit the station. Cold Case NASA: August 1991 a murder occurs and the investigators find no clues, then 2007 new NASA technology is used to find long lost evidence.
Trapped in Space: September 1997 two astronauts are trapped in the vacuum of space; Mountains of Mystery: July 2015 the first close up images of Pluto reveal an alien landscape unlike anything anyone expected The Lost Cosmonauts: February 1961 two Italian radio enthusiast listen to both Soviet and American space transmissions, and hear what they believe is a dying cosmonaut. Ghost Rain: February 2015 a strange white fluid fall from the sky like rain in America's Pacific Northwest. The Houston Anomaly: August 2014 residents of Houston ponder unidentified flying lights above their city. Red Storm Rising: July 1967 scientists monitoring satellite data to detect nuclear testing see the signs of a detonation but it does not originate on Earth it is coming from the direction of the Moon.
Astronauts evacuate when a mystery object hurtles toward the ISS; a NASA secret agent goes undercover to retrieve missing moon rocks; scientists struggle to find answers when they discover a huge void at the edge of the solar system.
Neil Armstrong faces a life-or-death situation; a NASA space capsule vanishes during reentry; and an astronaut begins to drown during a spacewalk.
Strange sightings on the moon; possible photographic evidence of a lunar military base; whether the Apollo astronauts brought a living moon creature back with them; and a mysterious material that sabotaged moon missions.
The International Space Station has interesting encounters while in orbit. Space fireflies and space debris are just some of the problems.
In the Bermuda Triangle of Space, a mysterious energy attacks NASA craft in earth's orbit; witnesses report terrifying encounters with eerie spheres of light.
Strange sightings on Mars, including possible pillars of fire and signs of life.
A strange object causes a massive shadow on the surface of Mars' largest moon; and an oddity on one of Jupiter's moons.