The Planet of Doubt Jupiter and Saturn and on the surface of Uranus itself. At the time "The Planet of Doubt" takes place at the turn of the 22nd century, the limited range of the spaceships ensures that Uranus can only be reached from the American base on Titan when Saturn reaches conjunction with Uranus, an event that occurs once every forty years. The Young expedition explored the planet's south pole in 2060; now Hammond takes his ship, the "Gaea", to the north pole. Finding an ocean at the north pole, Hammond sends the "Gaea" spiraling southeast until they reach land. They find the
Zombie Bums from Uranus Sterne's state-of-the-art bum fighting simulator. After another in what is revealed to be a long series of ear-bashings by The Kicker, Zack gives up bum-fighting and leaves the academy. Meanwhile, up near Uranus, James and Judi Freeman have just collected a bum from Uranus, after they were found to be what made up the rings. Back on earth, Zack finds his hometown completely flattened from a Bum-blitz, excluding his Gran's house to his great relief. Zombie Bums from Uranus Zombie Bums from Uranus is a novel by Australian children's author Andy Griffiths, and is the second part of Griffiths' Bum