NASA's Unexplained Files
This series goes out of this world to explore the archives of the world's top space agency and reveal the truly extraordinary mysteries of the universe. Unconvinced of life beyond our own? Watch NASA’s Unexplained Files on QuestOD now.

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Season 2
  • {S}02.{E}01: Life in Hell
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    S02.E01: Life in Hell

    A UFO crashes in Pennsylvania. Was it a secret Soviet satellite, or something far more dangerous? On Mercury, NASA finds the impossible: frozen water.
    Duration: 42 Min
    Watch Until: 26/09/2019
  • {S}02.{E}02: Top Secret Terror
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    S02.E02: Top Secret Terror

    Images of Mercury reveal massive spider-like formations on its surface. Is it an odd geological formation - or something much more ominous?
    Duration: 42 Min
    Watch Until: 26/09/2019
  • {S}02.{E}03: Lethal Weapons
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    S02.E03: Lethal Weapons

    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?
    Duration: 44 Min
    Watch Until: 26/09/2019
  • {S}02.{E}04: Hammer of Thor
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    S02.E04: Hammer of Thor

    What are the mysterious trails on the lunar surface near the Apollo landing sites? Does a strange space object spell disaster for the crew of the space shuttle?
    Duration: 42 Min
    Watch Until: 26/09/2019
  • {S}02.{E}05: Revenge of the Fireflies
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    S02.E05: Revenge of the Fireflies

    Something in space is attacking the brains of our astronauts. What is it? Should NASA be worried about the sudden appearance of so-called space fireflies?
    Duration: 44 Min
    Watch Until: 26/09/2019
  • {S}02.{E}06: Spacewalk Of Doom
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    S02.E06: Spacewalk Of Doom

    An astronaut on a spacewalk begins to drown. How could this alarming event happen? Plus, have NASA discovered an asteroid that’s been converted into a spacecraft?
    Duration: 44 Min
    Watch Until: 26/09/2019
  • {S}02.{E}07: Did We Nuke Jupiter?
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    S02.E07: Did We Nuke Jupiter?

    Could NASA really be responsible for a nuclear explosion on Jupiter? Could new evidence finally reveal the truth behind the mystery of the iconic face on Mars?
    Duration: 42 Min
    Watch Until: 26/09/2019
  • {S}02.{E}08: Nazis On The Moon
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    S02.E08: Nazis On The Moon

    A Russian probe discovers something has disturbed the lunar soil before the US or the USSR got there. But did the Nazis get there first?
    Duration: 42 Min
    Watch Until: 26/09/2019