A strange discovery by NASA's Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war 300 million years ago - could this be true? Jakso 6 Kausi 4 Vuosi 2019

Experts investigate if a nearby exoplanet could be the home to an alien civilization after a new discovery confirms that life can thrive on such a world. Jakso 5 Kausi 4 Vuosi 2019

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? Jakso 4 Kausi 2 Vuosi 2014

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? Jakso 3 Kausi 2 Vuosi 2014

Images of Mercury reveal massive spider-like formations on its surface. Is it an odd geological formation - or something much more ominous? Jakso 2 Kausi 2 Vuosi 2014

A UFO crashes in Pennsylvania. Was it a secret Soviet satellite, or something far more dangerous? On Mercury, NASA finds the impossible: frozen water. Jakso 1 Kausi 2 Vuosi 2014

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? Jakso 4 Kausi 2 Vuosi 2014

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? Jakso 3 Kausi 2 Vuosi 2014

Apollo 12 astronauts bring back something alive from the moon and NASA track an asteroid heading towards Earth only to make a shocking discovery. Jakso 2 Kausi 3 Vuosi 2016

When a Chinese moon rover breaks down, a NASA scientist points to a mysterious material that seemed to sabotage the Apollo missions, decades earlier. Jakso 4 Kausi 3 Vuosi 2016

An Apollo 17 photo seems to show a US military outpost on the Moon and is life in the oceans of Jupiter's moons? Plus Neil Armstrong faces real danger. Jakso 3 Kausi 3 Vuosi 2016

Two astronauts trapped in the vacuum of space face an agonising death. Plus, the first close up images of Pluto reveal an alien landscape. Jakso 7 Kausi 3 Vuosi 2016

Three cosmonauts die mysteriously as they re-enter Earth's atmosphere. Plus, a NASA rover discovers clues that help solve a murder. Jakso 6 Kausi 3 Vuosi 2016

Apollo 12 astronauts bring back something alive from the moon and NASA track an asteroid heading towards Earth only to make a shocking discovery. Jakso 2 Kausi 3 Vuosi 2016

When a Chinese moon rover breaks down, a NASA scientist points to a mysterious material that seemed to sabotage the Apollo missions, decades earlier. Jakso 4 Kausi 3 Vuosi 2016

Newly discovered documents reveal NASA's secret plan B for failure of the first moon landing. And NASA's Cassini mission unravels a 300-year-old mystery. Jakso 5 Kausi 3 Vuosi 2016

An Apollo 17 photo seems to show a US military outpost on the Moon and is life in the oceans of Jupiter's moons? Plus Neil Armstrong faces real danger. Jakso 3 Kausi 3 Vuosi 2016

Two astronauts trapped in the vacuum of space face an agonising death. Plus, the first close up images of Pluto reveal an alien landscape. Jakso 7 Kausi 3 Vuosi 2016

Three cosmonauts die mysteriously as they re-enter Earth's atmosphere. Plus, a NASA rover discovers clues that help solve a murder. Jakso 6 Kausi 3 Vuosi 2016

Newly discovered documents reveal NASA's secret plan B for failure of the first moon landing. And NASA's Cassini mission unravels a 300-year-old mystery. Jakso 5 Kausi 3 Vuosi 2016

When NASA discovers something strange on Saturn's biggest moon, experts investigate if aliens feeding on the world's electric atmosphere could be the culprit. Jakso 4 Kausi 4 Vuosi 2019

Experts investigate whether the Roswell UFO incident was a Soviet conspiracy masterminded by Stalin, or is the story just another cover-up? Jakso 3 Kausi 4 Vuosi 2019

Images of Mercury reveal massive spider-like formations on its surface. Is it an odd geological formation - or something much more ominous? Jakso 2 Kausi 2 Vuosi 2014

A UFO crashes in Pennsylvania. Was it a secret Soviet satellite, or something far more dangerous? On Mercury, NASA finds the impossible: frozen water. Jakso 1 Kausi 2 Vuosi 2014

Images of Mercury reveal massive spider-like formations on its surface. Is it an odd geological formation - or something much more ominous? Jakso 2 Kausi 2 Vuosi 2014

A UFO crashes in Pennsylvania. Was it a secret Soviet satellite, or something far more dangerous? On Mercury, NASA finds the impossible: frozen water. Jakso 1 Kausi 2 Vuosi 2014

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? Jakso 6 Kausi 2 Vuosi 2014

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? Jakso 5 Kausi 2 Vuosi 2014

When astronomers discover a rogue black hole speeding through the Milky Way, they investigate how much danger this cosmic monster poses to Earth. Jakso 2 Kausi 4 Vuosi 2019

After NASA's New Horizons spacecraft flies by Pluto, it encounters a mysterious object that shuts down the probe's computers. Experts investigate what it could be. Jakso 1 Kausi 4 Vuosi 2019

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? Jakso 6 Kausi 2 Vuosi 2014

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? Jakso 5 Kausi 2 Vuosi 2014

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? Jakso 6 Kausi 2 Vuosi 2014

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? Jakso 5 Kausi 2 Vuosi 2014

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? Jakso 4 Kausi 2 Vuosi 2014

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? Jakso 3 Kausi 2 Vuosi 2014

Apollo 12 astronauts bring back something alive from the moon and NASA track an asteroid heading towards Earth only to make a shocking discovery. Jakso 2 Kausi 3 Vuosi 2016

When a Chinese moon rover breaks down, a NASA scientist points to a mysterious material that seemed to sabotage the Apollo missions, decades earlier. Jakso 4 Kausi 3 Vuosi 2016

An Apollo 17 photo seems to show a US military outpost on the Moon and is life in the oceans of Jupiter's moons? Plus Neil Armstrong faces real danger. Jakso 3 Kausi 3 Vuosi 2016

Apollo 12 astronauts bring back something alive from the moon and NASA track an asteroid heading towards Earth only to make a shocking discovery. Jakso 2 Kausi 3 Vuosi 2016

A NASA spacecraft suffers a malfunction in orbit - can its lone astronaut make it back to Earth? Plus, new evidence emerges over Yuri Gagarin's mysterious death. Jakso 16 Kausi 3 Vuosi 2016

When the Soviet Union unveils its own space shuttle, the CIA hatches a revenge plot. Plus, a missing nuclear weapon could threaten a NASA base in the Arctic. Jakso 14 Kausi 3 Vuosi 2016

A NASA probe captures an image of a familiar structure on the surface of Mars. What made 'Mars Henge'? Plus, how did an Apollo astronaut get sick on the Moon? Jakso 13 Kausi 3 Vuosi 2016

Geologists discover alien deposits on the Earth's surface - and the answer could shed light on the cause of the greatest extinction in its history. Jakso 12 Kausi 3 Vuosi 2016

Witnesses photograph two suns in the sky over Indonesia - is this the first sighting of the Sun's dark twin that could spell imminent danger to Earth? Jakso 11 Kausi 3 Vuosi 2016

Jupiter is hotter than it should be, and scientists are baffled. There's a strange discovery on Mars and detectives ask for NASA's help on a murder cold case. Jakso 10 Kausi 3 Vuosi 2016

A malfunction on the ISS could poison its crew with a deadly gas. A startling image taken by a NASA probe points to evidence that life could exist on Mars. Jakso 8 Kausi 3 Vuosi 2016

A probe mysteriously malfunctions as it enters deep space. Astronomers find evidence of an invisible planet in a distant solar system. Jakso 7 Kausi 3 Vuosi 2016

A starling discovery suggests the hellish clouds of Venus may be the origin of life on Earth. Plus, did the earth once have two moons? Jakso 6 Kausi 3 Vuosi 2016

Two cosmonauts fight for their lives, trapped inside a capsule in a frozen lake. NASA astronomers are spooked when the full moon affects their experiments. Jakso 5 Kausi 3 Vuosi 2016