About this season
The story of the discovery and exploration of the planets, revealing the deepest secrets of our neighbors in space.
Episodes (8)
1. Jupiter: King of the Planets
Aired 22 August 2017 • 43 min
Astronaut Mike Massimino leads a journey to Jupiter where he investigates the planet's deepest mysteries and tries to discover if its origins make it the sun's secret twin.
2. Mars: The Definitive Guide
Aired 29 August 2017 • 43 min
Astronaut Mike Massimino reveals the answers to some of the greatest mysteries on the Red Planet. Using the most detailed survey of Mars ever created, he discovers the dark history of our closest neighbor.
3. Venus: The Hell Planet
Aired 5 September 2017 • 43 min
Astronaut Mike Massimino explores Venus, a hellish planet covered in active volcanoes and dense clouds. Using cutting edge technology, he decodes the secrets beneath this volatile planet and investigates if Earth could be heading towards the same fate.
4. Saturn: Mysteries Among the Rings
Aired 12 September 2017 • 43 min
Astronaut Mike Massimino reveals the mysterious secrets of Saturn and its rings; using the latest science from the Cassini mission, he explores the planet's giant icy geysers, powerful hurricanes, and moon that may be hiding extraterrestrial life.
5. Planet 9: The Lost World
Aired 19 September 2017 • 43 min
Astronaut Mike Massimino investigates the possibility of a giant ninth planet at the edge of the solar system; using the latest technology, he reveals the incredible secrets of this mysterious world.
6. Pluto: The Secret Science
Aired 26 September 2017 • 43 min
Astronaut Mike Massimino explores the dwarf planet Pluto, a tiny frozen world surrounded in secrets; using the latest science, he investigates the possibility of life in its mysterious ocean.
7. Alien Worlds: Stranger Than Fiction
Aired 3 October 2017 • 43 min
Astronaut Mike Massimino explores the incredible new alien planets being found daily by astronomers; using the latest science, he investigates everything from worlds that appear to eat light to planets that resemble Earth in shocking ways.
8. The Moon: Earth's Guardian Angel
Aired 10 October 2017 • 43 min
Astronaut Mike Massimino reveals the mysterious secrets of the moon, a world permanently tied to Earth; using new research, he uncovers the mysterious origin of the moon and how it kick-started life on Earth.