The Planets · S1 · E2
The Two Sisters - Earth & Mars
Professor Brian Cox continues his tour of the solar system revealing that it was once home to not one, but two blue planets.
About this episode
Professor Brian Cox continues his tour of the solar system revealing that it was once home to not one, but two blue planets.
Season 1
1A Moment in the Sun - The Terrestrial Planets
58 minMay 28, 2019★ 8.2
The rocky planets Mercury, Venus, Earth, and Mars were born at the same time from the same material - yet have lived radically different lives. What immense forces are at play?
2The Two Sisters - Earth & Mars
58 minJun 4, 2019Now viewing
Professor Brian Cox continues his tour of the solar system revealing that it was once home to not one, but two blue planets.
3The Godfather: Jupiter
58 minJun 11, 2019★ 8.5
Brian Cox continues his exploration of the solar system with a visit to a planet that dwarfs all the others: Jupiter. Its size gives it a great power that it has used to manipulate the other planets.
4Life Beyond the Sun: Saturn
58 minJun 18, 2019★ 8.6
Professor Brian Cox reveals the history of Saturn. Saturn began life as a strange planet of rock and ice and in time transformed into a gas giant, ring-less and similar looking to its rival, Jupiter.
5Into the Darkness: Ice Worlds
58 minJun 25, 2019
In the final episode, Professor Brian Cox journeys to the remotest part of the solar system, a place that the most mysterious planets call home.