All Seasons

Season 1

  • S01E01 Pilot

    • March 27, 2012
    • Science Channel

    Strange flying objects have been caught on NASA’s cameras and astronauts have reported seeing UFOs. Some can be identified; others remain a mystery. We’ll reveal NASA footage and interview the astronauts and scientists.

  • S01E02 Shadow Deathstar

    • March 2, 2014
    • Science Channel

    Astronaut Leroy Chao’s spacewalk is interrupted by bright lights flying past. A flying saucer photographed from the Apollo capsule, dark shapes caught on camera shadowing the shuttle. The ideas are science fiction, but the incidents are science fact. 43 min | TV-PG | Premiered 03/02/2014 ISS Illumination: March 28, 2005 - Astronaut Dr. Leroy Chiao is on a space walk working on the ISS and sees an echelon formation of lights fly between the station and Earth. Life on Europa: The Galileo probe explores Jupiter and its moon Europa. The red streaks seen on the moon's surface appear to show signs of microbial life. Apollo 16 Incident: A camera filming outside of the lunar lander sees a classic UFO image, that wasn't explained for 30 years. NASA vs The Russians: The Chelyabinsk meteor event in February 2013 sparks fears that someone has attacked the city. Did someone shoot meteor and make it explode? Deathstar Refuels: In March 2012 solar scientists see a dark round spot the size of 10 Earths hovering near the Sun. The Sphere has planet size tendrils reaching down to the Sun's surface. Telepathic Aliens: Astronauts often see flashes of light that are not seen on camera. Is space the perfect medium for telepathic communication. Invaders From Mars: Does NASA already have evidence of life on Mars? The meteor from Mars that seems to have fossilized worm like life forms. Columbia Triangle: Triangular UFOs had only been seen from Earth until 1986 when Space Shuttle Columbia sees one right after it enters orbit.

  • S01E03 Alien Death Ray

    • March 6, 2014
    • Science Channel

    STS - 115 Triangle: September 20, 2006 - Space Shuttle Atlantis prepares to return home from work assembling the International Space Station, when the shuttle commander spots objects in a triangle formation. Alien X: Astronomers focus on a comet that has a X shape not commonly found in nature Life But Not As We Know It: Saturn's moon Titan has a primitive Earth like surface, but has liquid methane instead of water. Could life develope based on methane? Alien Star Wars: December 1970 - X-rays that can destroy planets are coming from an area without a star, could it be a sign of an alien war with advanced weaponry? Or is there a natural explanation. Aurora Arrow: In 2006 photos taken from the International Space Station show what looks like a space ship parked in the northern lights. Space Eel: A secret shuttle mission sees a snake like object moving across space. Could something live in the environment of space. Moon Pigeons: Apollo 10 photographs something they have dubbed moon pigeons, but their appearance always seems to bring trouble for the mission. Life on Mars: The Viking probe in 1975 looks for life on Mars, the agreed upon results show life. NASA dismisses these results. But new information may indicate the results were correct all along.

  • S01E04 Black Knight Rises

    • March 11, 2014
    • Science Channel

    Cold Warrior: December 1998 - NASA astronauts begin construction of the International Space Station and photograph a strange object that some link to the 1950s story of the 'Black Knight'. Space Geysers: The Casini probe takes pictures of Saturn's moon Enceladus and sees massive geysers of liquid water on a moon that should be dead. These geysers also contain the building blocks of life. Hole in the Sun: July 18, 2013 - Scientists observing the Sun see what appears to be a 500,000 mile hole creep across the Surface of the Sun. Alien Spies: September 2002 - An amateur astronomer spots a bright object orbiting Earth. He reports the object to the authorities and NASA scientists are surprised to find the object covered in paint. Martian Tracks: November 1971 - Mariner 9 arrives on Mars and sends back images of unusual tracks on the planet's surface. Faster Than The Speed of Light: December 1995 - The Hubble Telescope is pointed at a completely empty spot of sky to see what's there and surprisingly the faint galaxies seen appear to be traveling faster than the speed of light. STS-114 Boomerang: July 26, 2005 - One of the cameras from Space Shuttle Discovery sees an object change direction own its own. We Are The Aliens: The theory of Panspermia is that life here on Earth may have originated elsewhere, by riding rocks to Earth after being knocked off other planets by asteroid strikes.

  • S01E05 Interstellar Gold Rush

    • March 18, 2014
    • Science Channel

    A distant planet shows evidence of an Earth-like atmosphere, while a mysterious light suggests an atmosphere on the Moon. Have we found evidence of a crashed alien ship in the asteroid belt? Why are there "blueberries" on Mars? 43 min | TV-PG | Premiered 03/18/2014 Apollo 12 Follower: Shortly after Apollo 12's launch the ship is struck by lightning, twice. After the ship computers recover from the lightning strike the mission continues and strange objects are seen following the moon landing. Alien Crash Site: The Dawn space probe in 2011 studies Vesta, a 4.5 million year old asteroid in the Asteroid Belt. Pictures seem to show the crash site of a triangular shaped object. Could it be a failed attempt at mining asteroids for precious metals by a race from beyond the solar system. The Gemini X Incident: A mission meant to learn how to dock with booster rockets in space turns strange when the astronauts spot flashing objects that suddenly disappear. Alien Cloud: A planet 63 light years away is photographed by the Hubble Telescope. Studies of these photos show the presence of methane that may indicate life. Skylab's Gremlins: NASA's Skylab is plagued by accidents, almost from the start of the mission. While trying to figure out why the mission has so many problems scientists see a photo of a mysterious object that leave and then returns. Mars Blueberries: The Opportunity rover lands on Mars and the first thing it photographs is little round rocks that are less red than everything else seen on the planet. Hubble Encounter: On the mission to repair the Hubble Space Telescope, the crew sees multiple objects buzz the mission as if watching their progress. Moon Glow: Surveyor 7 lands on the Moon prior to the first manned mission and photographs an unexpected glow. When an Apollo 17 astronaut reports a glow on the horizon, NASA finally attempts to understand the phenomenon.

  • S01E06 Ghosts on the Moon

    • July 20, 2014
    • Science Channel

    Could spaceships be powered by atomic bombs? Can artificial rings encircle an entire star? why was Neil Armstrong’s transmission feed cut off when he spotted strange lights on the Moon? And how can lightning talk to itself? 43 min | TV-PG | Premiered 07/20/2014 The Aristarchus Enigma: Apollo 11 astronauts see illumination coming from the Aristarchus Crater. Martian Space Station: Mars moon Phobos may be hollow, that some believe may be a space station. Curiosity's Companions: After Curiosity lands on Mars one of the first things it sees are object apparently leaving the planet. Alien Star Drive: When an X-Ray signature is seen coming from a nearby Galactic Clusters may be an alien's nuclear drive. Intelligent Lighting: Lightning appears to flash in sequence between storms that are far apart. Mir Mystery: Objects buzz the Mir Space Station during the shuttle docking procedure. Many believe something has been trying to sabotage the station. Moon Watcher: Photos taken by the Apollo 17 astronauts seem to show an object apparently watching their activities. Kuiper Belt Intruder: More than 90% of the material that should be in the Kuiper Belt is not there.

  • S01E07 Mystery Space Squid

    • July 24, 2014
    • Science Channel

    What could make a NASA astronaut report seeing a flying saucer in the skies above a US Air Force test range? How have the swirling gases of Saturn formed a perfect Hexagon that has hovered above the planet’s pole for 30 years? 43 min | TV-PG | Premiered 07/24/2014 U.S. UFO: Capitan Gordon Cooper sends two camera men to the area to set up filming equipment a test site, but they film a UFO landing instead. The Mega Hex: The Voyager Space craft takes photos of Saturn and appears to show a giant Hexagon engulfing the poles. 24 years later the Casini spacecraft takes better pictures that confirm the hexagon is still there. Lunar Lights: Apollo 14 is plagued with technical problems, but they make it safely to the surface on the moon. After developing film taken on the moon show mysterious blue lights. Discovery Déja Vu: 2001 Space Shuttle Discovery external camera seem multiple objects moving independently. The WOW Factor: August 1977 a signal is picked up coming from deep space. Space Squid: December 1968 - Apollo 8 takes photos of the moon, but when developed the film show something with tentacles in space near the moon. Space Angels: Space Shuttle Atlantis films thunderstorms from space. The film shows giant discharges above the clouds, that look like electrified jellyfish. Interstellar Power Stations: Dr. Dick Carrigan is looking at the infrared data collected by observation satellites to find Dyson's Sphere.

Season 2

  • S02E01 Life in Hell

    • March 2, 2015
    • Science Channel

    A UFO crashes in Pennsylvania. Was it a secret Soviet satellite or something far more dangerous? On Mercury, NASA finds the impossible: frozen water. A strange object causes a skyscraper-sized shadow on the surface of Mars's largest moon. What is it?

  • S02E02 Top Secret Terror

    • March 4, 2015
    • Science Channel

    Was the Moon landing faked? Images of Mercury reveal massive spider-like formations on its surface. Is it a geological formation or something ominous? A classified Space Shuttle mission ends in near-disaster. What was its mission?

  • S02E03 Hammer of Thor

    • April 22, 2015
    • Science Channel

    Are burning lights above Nevada and Utah signs of a secret space weapons project? What are the odd trails on the lunar surface near the Apollo landing sites? Does a strange space object spell disaster for the Space Shuttle crew?

  • S02E04 Spacewalk of Doom

    • April 29, 2015
    • Science Channel

    How could an astronaut on a spacewalk begin to drown? Have NASA scientists discovered an asteroid that was converted into a spacecraft? What are the strange objects spotted when NASA sends a secret payload into space?

  • S02E05 Did We Nuke Jupiter?

    • May 6, 2015
    • Science Channel

    Could NASA be responsible for a nuclear explosion on Jupiter? Could new evidence finally solve the mystery of the iconic face on Mars? What unknown force crashed a spacecraft from the Apollo program into the lunar surface?

  • S02E06 Nazis on the Moon

    • May 13, 2015
    • Science Channel

    A Russian probe discovers the lunar soil was disturbed before the US or USSR got there. Did Nazis arrive first? Have scientists detected a laser signal from a planet capable of supporting life? Is there a Bermuda Triangle of Space?

  • S02E07 Lethal Weapons

    • May 20, 2015
    • Science Channel

    How did pictures from the Hubble telescope make the comet of the century look like an alien spacecraft? Has earth already been invaded by alien organisms? What mysterious force is smashing a near-earth asteroid to pieces?

  • S02E08 Revenge of the Fireflies

    • May 27, 2015
    • Science Channel

    Something in space is attacking the brains of astronauts. What is it? Should NASA be worried about the sudden appearance of so-called space fireflies? Who is responsible for the bizarre glowing spiral in the skies over Norway?

Season 3

  • S03E01 Pluto Under Pressure

    • February 23, 2016
    • Science Channel

    Lost tapes reveal that Apollo astronauts heard unexplained transmissions on the far side of the moon, an amateur astronomer spots a strange disturbance in Martian atmosphere & an unidentified object in Earth orbit starts stalking Russian spacecraft.

  • S03E02 Return of the Moon Bugs

    • March 1, 2016
    • Science Channel

    Apollo 12 astronauts bring back something alive from the moon and NASA track an asteroid heading towards Earth but make a shocking discovery: it’s not an asteroid, but an object that’s artificial in nature.

  • S03E03 Rise of the Ice Creatures

    • March 8, 2016
    • Science Channel

    Neil Armstrong goes into an unexplained spin. He needs to figure out what’s causing it, or he faces certain death. An Apollo 17 photo seems to show a military outpost on the Moon & could there be alien life swimming in the oceans of Jupiter’s moons?

  • S03E04 Ghosts on a Comet

    • March 15, 2016
    • Science Channel

    When a Chinese moon rover breaks down, a NASA scientist points to a mysterious material that seemed to sabotage the Apollo missions, decades earlier. The Rosetta spacecraft finds a comet that appears to be singing.

  • S03E05 The Moon that Disappeared

    • March 22, 2016
    • Science Channel

    Recently discovered documents reveal NASA's secret plan B for failure of the first moon landing, a Soyuz capsule carrying astronaut Peggy Whitson back to Earth vanishes without explanation and NASA’s Cassini mission unravels a three hundred year old.

  • S03E06 Curse of the Red Planet

    • March 29, 2016
    • Science Channel

    Three cosmonauts die mysteriously as they re-enter Earth's atmosphere. A declassified document reveals a CIA plan to use a space disaster as a cover to start war and a NASA rover discovers clues that help solve a murder.

  • S03E07 Red Storm Rising

    • April 5, 2016
    • Science Channel

    Two astronauts trapped in the vacuum of space face an agonizing death; the first close up images of Pluto reveal an alien landscape, and residents of Houston struggle to explain videos of unidentified flying lights captured above their city at night.

  • S03E08 Attack of the Thunderballs

    • April 12, 2016
    • Science Channel

    Astronauts are evacuated when a mystery object is discovered hurtling towards the ISS, a NASA secret agent goes undercover to recover missing moon rocks & scientists struggle to find answers when they find a huge void at the edge of the solar system.

Season 4

  • S04E01 Pluto's Stranger Things

    • August 30, 2016
    • Science Channel

    Evidence of alien technology around a distant star; speculation about Pluto's surface; Apollo astronauts are at a loss of words to describe an object they encountered while they approached the moon. Science Channel has named this episode the first episode of season 4.

  • S04E02 Rise of the Planet Killer

    • September 6, 2016
    • Science Channel

    A mars mission captures an image of a strange structure on the planet; an intriguing sight on the dark side of the moon; a planet-eating star gives scientists a peek of Earth's bleak future.

  • S04E03 A President's Close Encounter

    • September 13, 2016
    • Science Channel

    The discovery of geysers on a moon; NASA's mission to detect life; an object is spotted approaching an asteroid.

  • S04E04 The Earth Next Door

    • September 20, 2016
    • Science Channel

    Astronomers notice a planet in Earth's vicinity capable of supporting life; top secret military program exposed; the moon contains the components to start life.

  • S04E05 Curse of the Full Moon

    • September 27, 2016
    • Science Channel

    Cosmonauts are trapped in a capsule in a frozen lake; a NASA scientist investigates the Hindenburg; the full moon affects experiments.

  • S04E06 Did Earth Have Two Moons?

    • October 4, 2016
    • Science Channel

    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.

  • S04E07 Mystery of the Invisible Planet

    • October 11, 2016
    • Science Channel

    A probe carrying a message to aliens malfunctions as it enters deep space. A NASA mission goes disastrously wrong when an imposter breaches Mission Control. Astronomers may have found an invisible planet around a distant star.

  • S04E08 Mars' Deepest Secret

    • October 18, 2016
    • Science Channel

    Soviet photos of the moon are intercepted by the CIA; a malfunction aboard the ISS, which imperils the whole crew; NASA probe finds evidence of the possibility of life on Mars.

Season 5

  • SPECIAL 0x2 Moon Mystery Special

    • April 5, 2017
    • Science Channel

    Our moon has been the home of some of the strangest and most mysterious phenomena in the universe; counting down the moon's most perplexing mysteries.

  • SPECIAL 0x3 Mars Mystery Special

    • April 5, 2017
    • Science Channel

    Mars is the home of some of the strangest and most mysterious phenomena in the universe; counting down the Red Planet's greatest mysteries.

  • S05E01 JFK UFO Conspiracy

    • April 12, 2017
    • Science Channel

    A declassified letter written by President Kennedy demands 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.

  • SPECIAL 0x4 Astronaut Mystery Special

    • April 12, 2017
    • Science Channel

    Counting down the most narrow escapes, and the strange, unexplainable and almost deadly phenomena astronauts face.

  • S05E02 Curse of the Gas Giant

    • April 19, 2017
    • Science Channel

    Scientists wonder why Jupiter is hotter than it should be; the Curiosity Rover finds something strange on Mars; detectives turn to NASA for help with a murder cold case.

  • SPECIAL 0x5 Cosmic Mystery Special

    • April 19, 2017
    • Science Channel

    Counting down the most terrifying moments and the strangest and most mysterious phenomena in NASA's history.

  • S05E03 The Sun's Evil Twin

    • April 26, 2017
    • Science Channel

    Neil Armstrong enters an unexplained spin; an Apollo 17 photo seems to show a US military outpost on the Moon; possible alien life swimming in the oceans of Jupiter's moons.

  • S05E04 Secret Aliens

    • May 3, 2017
    • Science Channel

    An astronomer records an unusual radio signal from beyond our solar system. FBI agents find classified documents at the home of a NASA scientist. When scientists discover strange DNA in the octopus, they examine if their origins could be alien.

  • S05E05 Stonehenge on Mars

    • May 10, 2017
    • Science Channel

    When NASA spots a something on Mars that resembles Stonehenge, they investigate what could have made this strange structure. Scientists discover a mysterious hole in Saturn's rings. An ancient tribe claims contact with alien visitors.

  • S05E06 CIA's Secret Revenge

    • January 27, 2018
    • Science Channel

    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.

  • S05E07 The Moon's Strange Secret

    • February 3, 2018
    • Science Channel

    The last humans to walk on the Moon discover something strange on the surface. A NASA scientist investigates a strange phenomenon responsible for horrific mass deaths. A landmark NASA mission threatens to destroy the reputation of an American hero.

  • S05E08 Saturn's Death Star

    • February 10, 2018
    • Science Channel

    A mysterious object is orbiting Saturn, and it looks just like the Death Star. New evidence might shed new light on the mysterious death of Yuri Gagarin, the first man in space. When a cuting-edge satellite vanishes, fears of a space war escalate.

Season 6

  • S06E01 Saturn's Moon Monsters

    • April 11, 2019
    • Science Channel

    When NASA discovers something strange on Saturn's biggest moon, experts investigate if aliens feeding on the electric atmosphere could be the culprit. The disturbing evidence points to a grisly apocalypse if these monsters ever make it to Earth.

  • S06E02 Aliens vs. Stalin at Area 51

    • April 18, 2019
    • Science Channel

    When a former Area 51 insider alleges that the Roswell UFO incident was a nefarious Soviet conspiracy masterminded by Stalin, experts investigate if it was indeed an enemy plot against America -- or if the confession is just another cover-up.

  • S06E03 The Black Hole Next Door

    • April 25, 2019
    • Science Channel

    When astronomers discover a rogue black hole speeding through the Milky Way, they investigate how much danger this cosmic monster poses to Earth, and what would happen if it ever entered our solar system.

  • S06E04 Pluto's Evil Twin

    • May 2, 2019
    • Science Channel

    After NASA's New Horizons spacecraft flies by Pluto, it encounters a strange alien world that shuts down the probe's computers, and experts investigate if this mysterious object is an alien spacecraft hiding at the edge of our solar system.

  • S06E05 Aliens in the Amazon

    • May 9, 2019
    • Science Channel

    After Neil Armstrong's moonwalk, he led an expedition into the Amazon to find a legendary library that holds all knowledge of an advanced alien civilization. Experts ask if a close encounter on the moon's surface inspired Armstrong's mysterious quest.

  • S06E06 Secrets of the Alien Signals

    • May 16, 2019
    • Science Channel

    When NASA begins a strange experiment to communicate with dolphins, experts investigate if it's a prelude to making alien contact. But some fear that such a discovery could have apocalyptic consequences.

  • S06E07 Planet of the Metal Aliens

    • May 23, 2019
    • Science Channel

    Experts investigate if a nearby exoplanet could be the home to a alien civilization of strange, metallic monsters, after a new discovery confirms that life can thrive on such a strange world.

  • S06E08 Did Aliens Nuke Mars?

    • May 30, 2019
    • Science Channel

    A strange discovery by NASA's Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war 300 million years ago, and experts investigate if an extraterrestrial Armageddon transformed an earth-like world into the wasteland we know today.