Professor Brian Cox journeys to the volcano worlds of the solar system and explore alien landscapes bursting with fire and ice. There are planets and moons covered in volcanoes, with eruptions so violent they reach into space. Understanding what makes these worlds active is critical in the search for life beyond Earth.

He visits some of its least explored regions and finds out what lies beyond the reach of even the most powerful telescopes. The solar system is not just a few worlds orbiting close to the Sun - it’s an enormous structure that stretches halfway to the nearest star.

Professor Brian Cox explores the solar system’s wildest weather, encountering powerful lightning, strange metallic frosts and monsoon rains on a moon a billion kilometres from Earth.

Professor Brian Cox explores the solar system’s ice giants, frozen moons and worlds where ice behaves in unimaginable ways.

Professor Brian Cox explores the solar system’s misfits and oddballs, and investigates the forces that sculpted the bizarre features on these strange worlds.