Missions To: Jupiter, Uranus, Saturn, and Neptune

This is a world whose features exceeded our wildest expectations. Ancient moons with 16-mile high cliffs and surface temperatures 300 degrees below zero. A world with a watery core, tipped on its side. The geology, the weather, the moons the magnetic fields-even the operation of Voyager 2 are all explored by your host, Jet propulsion Laboratory scientist, Dr. Albert Hibbs.