1 Volcano Worlds
Professor Brian Cox explores planets and moons covered in volcanoes. He encounters alien landscapes bursting with fire and ice - eruptions so violent they reach into space.
★ 6.7 2 Dark Worlds
Professor Brian Cox explores the solar system's hidden realms, between and beyond the planets, where countless worlds lie hiding in the darkness.
★ 6.7 3 Storm Worlds
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.
★ 5.0 4 Ice Worlds
Professor Brian Cox explores the solar system's ice giants, frozen moons and worlds where ice behaves in unimaginable ways.
★ 8.0 5 Strange Worlds
Professor Brian Cox explores the solar system's misfits and oddballs and investigates the forces that sculpted the bizarre features on these strange worlds.
★ 6.7