The Planets

Brian Cox follows the creation of the four rocky worlds that reside closest to the Sun: Mercury, Venus, Earth, and Mars.

Professor Brian Cox reveals that the solar system was once home to not one, but two blue planets; Mars was covered in oceans blanketed by a dense atmosphere and temperate climate for millions of years.

Brian learns more about the oldest planet in the solar system, Jupiter, and its ability to manipulate other planets with its size.

Brian learns how Saturn began its life as a strange planet of rock and ice, born outside the snow line, with an abundance of building materials.

Professor Brian Cox explores the most remote part of the solar system as he looks at ice giants Neptune and Uranus.