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- Episode 2
The Two Sisters - Earth & Mars
The Planets - S1 - E2
Professor Brian Cox continues his tour of the solar system revealing that it was once home to not one, but two blue planets.
The Planets: Season 1 - 5 Episode s
1x1 - A Moment in the Sun - The Terrestrial Planets
May 28, 2019
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?
1x2 - The Two Sisters - Earth & Mars
June 4, 2019
Professor Brian Cox continues his tour of the solar system revealing that it was once home to not one, but two blue planets.
1x3 - The Godfather: Jupiter
June 11, 2019
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.
1x4 - Life Beyond the Sun: Saturn
June 18, 2019
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.
1x5 - Into the Darkness: Ice Worlds
June 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.