The Planets

Professor Brian Cox tells the life story of the solar system, beginning with the development of the four rocky worlds closest to the Sun - Mercury, Venus, Earth and Mars. They were born at the same time from the same material - yet have lived radically different lives. What immense forces are at play?

Today · Thursday, 15 October 1 airing

02:35

BBC Four

S1 E1 · A Moment in the Sun: The Terrestrial Planets

Wednesday, 21 October 1 airing

21:00

BBC Four

S1 E2 · The Two Sisters - Earth & Mars