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What on Earth?

Season 5 2019

  • 2019-01-09T03:00:00Z on Science Channel
  • 45 mins
  • 7 hours, 30 mins (10 episodes)
  • United States
  • English
  • Documentary

Eyes in the sky. Watching us from space. Hundreds of satellites showing us the world like we've never seen it before. Capturing images which are breathtaking but bizarre. Objects and phenomena which defy explanation. Baffling phenomena seen from space, what on Earth are they?

10 episodes

5x01 CIA Killer Monks

  • Season Premiere

    2019-01-09T03:00:00Z — 45 mins

Something strange in the Himalayas could be evidence of a top-secret CIA program to turn monks into killer agents; cutting-edge science helps experts investigate the truth behind the mysterious anomaly.

5x02 Monsters at Fort Madness

  • 2019-01-16T03:00:00Z — 45 mins

Alien monoliths haunt the coast of England; an obliterated jungle points to an brutal narco gold rush; evidence of a strange blood-red creature emerging from the deep.

5x03 Satan in Siberia

  • 2019-01-23T03:00:00Z — 45 mins

A satanic symbol that points to an army of the dead in Siberia; a massive stone giant in a remote desert; evidence of a Russian doomsday device right on America's doorstep; cutting-edge technology helps experts answer sinister mysteries from space.

5x04 Curse of the Ice Zombies

  • 2019-01-30T03:00:00Z — 45 mins

Zombie reindeer haunting the mountains of Norway. Strange circles in the sand by a secret US military base. A gigantic streak in the Arctic pointing towards alien life. Cutting-edge technology helps experts answer these sinister mysteries from space.

5x05 Ghost Fleet of Cannibal Bay

  • 2019-02-06T03:00:00Z — 45 mins

A fleet of sunken ships that point to ghosts, cannibals, and bloodshed in early America; strange arctic holes that NASA can't explain; near Area 51, mysterious alien structures straight out of Star Wars.

5x06 Finding Jack the Ripper

  • 2019-02-13T03:00:00Z — 45 mins

New discoveries from space give experts new clues in the hunt for Jack the Ripper; a strange object crash-lands in Antarctica, experts speculate it could be an alien visitor.

Hundreds of shipwrecks in the middle of a desert in Africa. A ghost town where hundreds of its inhabitants have mysteriously died. Something strange in North Korea. Cutting-edge tech helps experts answer these sinister mysteries from space.

5x08 Blood in the Garden of Eden

  • 2019-02-27T03:00:00Z — 45 mins

A site that could be the Garden of Eden hides a deadly secret; when a gateway to hell suddenly opens, experts investigate where it leads; a mysterious shipwreck could be an infamous Soviet KGB pirate ship.

Evidence of a mysterious 5,000-year-old structure suddenly appears in Ireland. A top-secret machine that can see back in time. A satanic pentagram in the snow that points to witchcraft in the New World.

5x10 Cannibal Death Pit

  • 2019-03-13T02:00:00Z — 45 mins

A strange circular forest next to a notorious cannibal site. When an eerie crater is spotted in Siberia, experts uncover if it could be evidence of Nikola Tesla's doomsday device. Cutting-edge tech helps experts answer these sinister mysteries from space.