NASA's Unexplained FilesWW

NASA's Unexplained Files

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Light Flashes on the Moon

As Apollo astronauts were preparing to land on the moon, they spotted a series of light flashes seemingly coming from the moon’s surface. The case is still unsolved.

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Astronauts working on the International Space Station spot something unexpected: a flying object under the space station. But... was it all a mistake?WWW

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NASA's Unexplained FilesW

NASA UFO Sighting Protocol Leads To These Photos Of 'Black Knight' Under Space Station

Moments after Apollo 12 launched from the Kennedy Space Center in November 1969, lighting struck the spacecraft...and then the craft was struck a second time. Things only got stranger once the crew was in space.WWW

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NASA's Unexplained FilesW

Lightning Strikes Apollo 12 Twice Within Moments? And That Is Just The Beginning

After the Apollo 16 astronauts return to Earth, photos taken in space appear to show an unidentified flying object floating near the spacecraft. It takes decades for experts to determine what was hovering near the American astronautsWWW

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NASA's Unexplained FilesW

Apollo 16 Mystery Sighting Solved Decades Later

Were "moon pigeons" spotted on Apollo 10 mission a warning for humans to stay away? Some people think so. This is the moon mission mystery you may not know about.WWW

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NASA's Unexplained FilesW

Apollo 10 Lunar Module Faces Catastrophe -- And Moon Pigeons

It looked like a massive spacecraft launching from the sun. What was the mysterious dark object?WWW

03:08

NASA's Unexplained FilesW

The Time Scientists Thought They Saw The Real Death Star

Space Shuttle Atlantis commander sees something strange outside the space shuttle and reports his sighting to mission control. What did he see?WWW

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NASA's Unexplained FilesW

Space Shuttle Commander Reports Something Unlike Anything He Has Ever Seen

A space shuttle's camera captured several white blinking dots on film near planet Earth. What are these objects and why were they blinking?WWW

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NASA's Unexplained FilesW

Countless mysterious objects have been caught by NASA's cameras. Many astronauts have even reported seeing unidentified flying objects. Has NASA recorded the first traces of extraterrestrial life?WWW

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NASA's Unexplained FilesW

The U.S. Air Force created the Condon Report in 1968 to address supposed UFO sightings. The report stated that "further extensive study of UFO's probably cannot be justified" and is seen by some as an attempted government cover up.WWW

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NASA's Unexplained FilesW

The Condon Report

James McDivitt, a NASA astronaut and engineer in the 1960's, reported he saw and filmed a strange object in space. Is there a logical explanation or was there really something out there?WWW

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NASA's Unexplained FilesW

Something Out There

Residents of Utah see a strange fireball in the sky officially explained as a meteor – though it leaves no trace of landing. Is it evidence of a secret project - a space weapon named “Thor?” What does it do?WWW

01:54

NASA's Unexplained FilesW

Secret Space Weapon?

The Lunar Reconnaissance Orbiter captures images of footprints left by the Apollo 17 crew forty years earlier. It also captures another feature that looks just like footprints but on a huge scale and scientists look for explanations. Could something haveWWW

02:15

NASA's Unexplained FilesW

Footprints on the Moon

On a routine space walk, Astronaut Luca Parmitano starts to feel water building up in his helmet. Mission Control aborts the walk but Parmitano struggles to get back to the ISS as the water still rises.WWW

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NASA's Unexplained FilesW

Drowning in Space

NASA’s Kepler telescope spots two distant planets that are orbiting their star in the opposite direction, something that doesn’t happen when planets normally form. Planetary scientists are working on a theory.WWW

02:34

NASA's Unexplained FilesW

Real Life Death Stars?

In 2003, astronomers spot a new dark spot on Jupiter. Could it be another raging storm? A trail left from an asteroid strike? Or something we caused?WWW

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NASA's Unexplained FilesW

Jupiter’s Mysterious Dark Spot

Russians analyze soil from the moon’s Sea of Crises, and realize something has disturbed the surface. Experts agree Nazi technology was advanced enough; could they have reached the moon first?WWW

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NASA's Unexplained FilesW

Nazi Moon Landing?

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NASA’s New Horizons captures a strange sight on the surface of Pluto. Snail-like figures and apparent trails behind them. What are they actually?WWW

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Space Snails on Pluto

If there are potentially thousands of planets that can sustain life, where are all the aliens?WWW

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NASA's Unexplained FilesW

NASA Astronauts Discuss Extraterrestrial Life

Astronauts from every lunar mission after Apollo 11 report seeing strange flickering lights while in space. Could the cause be cosmic rays? The astronauts had to wear a box over their heads to find out.WWW

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Apollo Astronauts Wore Boxes Over Their Heads

The cork on the champagne bottle absorbs all of the impact and thrusts the drink backwards.WWW

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Champagne Strikes Back

Towards the tail end of the Apollo-Soyuz Test Project, astronauts nearly suffocated in their own spacecraft. The mission would have ended in absolute disaster without the quick and calm thinking of astronaut Tom Stafford.WWW

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How an Astronaut Saved His Crew Mates

While using the Kepler Telescope to search for white dwarfs, or dying stars, scientists found a star that seems to defy our understanding of space physics. The star appears to be turned inside out, but it’s destroying the planetary system around it.WWW

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Scientists Spot a Super Destructive Dying Star

Saturn’s moon, Enceladus, has icy water jets. The geyser plumes on Enceladus are 8,000 times larger than those on Earth.WWW

02:45

NASA's Unexplained FilesW

Enceladus is an Active World

In 1969 Georgia governor and future POTUS, Jimmy Carter, claimed he saw a UFO. When he became president, he instructed the CIA to release documents regarding UFOs. The CIA denied this request.WWW

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Jimmy Carter May Have Seen A UFO

Just like items at a store have a barcode, stars have a barcode in their light that can allow us to discover unseen objects. One of these objects turns out to be a potentially habitable exoplanet named Wolf 1061c.WWW

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Exoplanet Wolf 1061c Doesn’t Spin

In 2004 a NASA employee stumbled upon an unknown, locked room. Inside they find strange space suits that do not match with any known space missions. Are they evidence of a secret space mission?WWW

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NASA's Unexplained FilesW

The Government Wanted to Send Spies into Space

When NASA realized photos that appeared to show a bizarre force over Earth, many theories arose. Could it be lasers? Fireworks? The answer is actually MUCH cooler.WWW

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NASA's Unexplained FilesW

Astronauts Spotted a Strange Light Over Earth

Forty years ago, the Apollo 11 team deposited reflectors on the moon. Researchers are perplexed when the reflectors continuously fail to work during full moons.WWW

02:42

NASA's Unexplained FilesW

Full Moon Curse

In 1964 Sergeant Lonnie Zamora witnessed a shiny unidentified object and strange flames. Although there have been many theories as to what Zamora saw, this mystery remains unsolved.WWW

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NASA's Unexplained FilesW

Socorro UFO Sighting

As Voyager 2 prepared to cross over into deep space, the probe began outputting a strange language that scientists could not read. Further analysis suggests some sort of hack, but was it by someone on Earth?WWW

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NASA's Unexplained FilesW

Did Someone Hack Voyager 2?

It’s millions of miles away from the Sun, but somehow reaches temperatures of 1,300 degrees Fahrenheit.WWW

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NASA's Unexplained FilesW

How is Jupiter So Hot?

Could it be a wandering planet?WWW

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NASA's Unexplained FilesW

A Mystery Object in Moving Through the Solar System