For four years, the Messenger space probe sent images of Mercury, the solar system's smallest planet, closest to the Sun. Could it threaten life on Earth? Jakso 8 Kausi 6 Vuosi 2017
The solar system is different to others in the Milky Way, but it hides a violent past. Scientists examine the clues to reveal its secret history. Jakso 9 Kausi 6 Vuosi 2017
Dark matter and energy battle for the cosmos and the winner will determine the universe's fate. New discoveries may reveal which force will win. Jakso 7 Kausi 7 Vuosi 2018
For 20 years NASA's Cassini spacecraft revealed Saturn's strange secrets until it vaporized in its atmosphere. Now, fresh data points to new discoveries. Jakso 8 Kausi 7 Vuosi 2018
Scientists have discovered evidence of a mysterious ninth planet on the very edge of our solar system, could its moons support extra-terrestrial life? Jakso 1 Kausi 5 Vuosi 2016
The Universe is a violent and dangerous place. From exploding stars and colliding galaxies to nebula shockwaves - what are the worst places in the Universe? Jakso 2 Kausi 5 Vuosi 2016
Supermassive black holes are so large they devour stars and shape galaxies. The latest science may answer why they grow so large. Jakso 3 Kausi 5 Vuosi 2016
Once there was life on Mars - but scientists believe a series of devastating mass extinctions transformed a watery planet into a desert. Jakso 4 Kausi 5 Vuosi 2016
Countdown of NASAs top six the deadliest stars - 'vampire' stars that drain their neighbours, supernovas and white dwarfs that destroy planets. Jakso 5 Kausi 5 Vuosi 2016
Scientists have discovered evidence of a mysterious ninth planet on the very edge of our solar system, could its moons support extra-terrestrial life? Jakso 1 Kausi 5 Vuosi 2016
The Universe is a violent and dangerous place. From exploding stars and colliding galaxies to nebula shockwaves - what are the worst places in the Universe? Jakso 2 Kausi 5 Vuosi 2016
Despite Pluto's appearance as a dark and frozen world, scientists are investigating whether there might be warm liquid water beneath the surface. Jakso 6 Kausi 5 Vuosi 2016
Dark matter is one of the greatest mysteries of the universe facing scientists today. Could it be the cause of supermassive black holes and mass extinctions? Jakso 7 Kausi 5 Vuosi 2016
Astronomers have discovered bizarre planets very different to Earth out in the galaxy, but will we ever locate a planet similar to our own? Jakso 8 Kausi 5 Vuosi 2016
Supermassive black holes are so large they devour stars and shape galaxies. The latest science may answer why they grow so large. Jakso 3 Kausi 5 Vuosi 2016
Once there was life on Mars - but scientists believe a series of devastating mass extinctions transformed a watery planet into a desert. Jakso 4 Kausi 5 Vuosi 2016
Countdown of NASAs top six the deadliest stars - 'vampire' stars that drain their neighbours, supernovas and white dwarfs that destroy planets. Jakso 5 Kausi 5 Vuosi 2016
Earth's past is marked by one cosmic disaster after another, forging the path of human evolution. Experts explore how close the Earth has come to destruction. Jakso 3 Kausi 10 Vuosi 2022
Experts explore the most astonishing discoveries of the Voyager spacecraft. They examine how the operation has transformed into the ultimate mission. Jakso 4 Kausi 10 Vuosi 2022
The mysterious dark matter is thought to be the cosmic glue that holds the universe together, yet the search for it continues to puzzle scientists. Jakso 6 Kausi 10 Vuosi 2022
Astronomers have discovered bizarre planets very different to Earth out in the galaxy, but will we ever locate a planet similar to our own? Jakso 8 Kausi 5 Vuosi 2016
New research is beginning to reveal an invisible scaffold of dark matter known as the Cosmic Web, an intergalactic network that transformed the universe. Jakso 1 Kausi 10 Vuosi 2022
Cosmic rays that damage human DNA are a serious risk in manned space exploration. Can physicists find the source of the rays and help reduce the danger? Jakso 2 Kausi 10 Vuosi 2022
Dark matter and energy battle for the cosmos and the winner will determine the universe's fate. New discoveries may reveal which force will win. Jakso 7 Kausi 7 Vuosi 2018
Scientists have discovered evidence of a mysterious ninth planet on the very edge of our solar system, could its moons support extra-terrestrial life? Jakso 1 Kausi 5 Vuosi 2016
New research is beginning to reveal an invisible scaffold of dark matter known as the Cosmic Web, an intergalactic network that transformed the universe. Jakso 1 Kausi 10 Vuosi 2022
Earth's past is marked by one cosmic disaster after another, forging the path of human evolution. Experts explore how close the Earth has come to destruction. Jakso 3 Kausi 10 Vuosi 2022
Experts explore the most astonishing discoveries of the Voyager spacecraft. They examine how the operation has transformed into the ultimate mission. Jakso 4 Kausi 10 Vuosi 2022
The mysterious dark matter is thought to be the cosmic glue that holds the universe together, yet the search for it continues to puzzle scientists. Jakso 6 Kausi 10 Vuosi 2022
The Universe is a violent and dangerous place. From exploding stars and colliding galaxies to nebula shockwaves - what are the worst places in the Universe? Jakso 2 Kausi 5 Vuosi 2016
Supermassive black holes are so large they devour stars and shape galaxies. The latest science may answer why they grow so large. Jakso 3 Kausi 5 Vuosi 2016
Once there was life on Mars - but scientists believe a series of devastating mass extinctions transformed a watery planet into a desert. Jakso 4 Kausi 5 Vuosi 2016
Countdown of NASAs top six the deadliest stars - 'vampire' stars that drain their neighbours, supernovas and white dwarfs that destroy planets. Jakso 5 Kausi 5 Vuosi 2016
Despite Pluto's appearance as a dark and frozen world, scientists are investigating whether there might be warm liquid water beneath the surface. Jakso 6 Kausi 5 Vuosi 2016
Dark matter is one of the greatest mysteries of the universe facing scientists today. Could it be the cause of supermassive black holes and mass extinctions? Jakso 7 Kausi 5 Vuosi 2016
Astronomers have discovered bizarre planets very different to Earth out in the galaxy, but will we ever locate a planet similar to our own? Jakso 8 Kausi 5 Vuosi 2016
New research is beginning to reveal an invisible scaffold of dark matter known as the Cosmic Web, an intergalactic network that transformed the universe. Jakso 1 Kausi 10 Vuosi 2022
Cosmic rays that damage human DNA are a serious risk in manned space exploration. Can physicists find the source of the rays and help reduce the danger? Jakso 2 Kausi 10 Vuosi 2022
Earth's past is marked by one cosmic disaster after another, forging the path of human evolution. Experts explore how close the Earth has come to destruction. Jakso 3 Kausi 10 Vuosi 2022
Experts explore the most astonishing discoveries of the Voyager spacecraft. They examine how the operation has transformed into the ultimate mission. Jakso 4 Kausi 10 Vuosi 2022
The mysterious dark matter is thought to be the cosmic glue that holds the universe together, yet the search for it continues to puzzle scientists. Jakso 6 Kausi 10 Vuosi 2022
Cosmic rays that damage human DNA are a serious risk in manned space exploration. Can physicists find the source of the rays and help reduce the danger? Jakso 2 Kausi 10 Vuosi 2022
Neutron stars are violent phenomena that defy the laws of physics. New discoveries reveal they have the power to destroy planets and even other stars. Jakso 1 Kausi 7 Vuosi 2018
Supernovas are the violent death of giant stars. New discoveries reveal how these events create the elements that are essential to all life in the universe. Jakso 2 Kausi 7 Vuosi 2018
Black holes aren't simply violent monsters. New discoveries reveal their importance in creating stars, giving light, and building the universe itself. Jakso 3 Kausi 7 Vuosi 2018
Dwarf planets are some of the solar system's most active places, from oceans of liquid water on Pluto to vanishing volcanoes on icy Ceres. Jakso 2 Kausi 6 Vuosi 2017
Half of the star systems in our galaxy have two stars, possibly creating habitats for alien life. Here, binary stars fling entire worlds into space. Jakso 3 Kausi 6 Vuosi 2017
Earth's past is marked by one cosmic disaster after another, forging the path of human evolution. Experts explore how close the Earth has come to destruction. Jakso 3 Kausi 10 Vuosi 2022
Nebulas are the strange structures of cosmic gas and dust where stars are born and die. New discoveries reveal the secrets of these mysterious places. Jakso 4 Kausi 7 Vuosi 2018
Interstellar space is the space between the universe's stars. New discoveries reveal that it's not empty and unremarkable as previously thought. Jakso 5 Kausi 7 Vuosi 2018