Dwarf planet to gradually become tidally locked, such that it always presents the same face to its companion. An extreme example of this is the Pluto–Charon system, where both bodies are tidally locked to each other. Earth's Moon is also tidally locked, as are many satellites of the gas giants. The upper and lower size and mass limits of dwarf planets have not been specified by the IAU. There is no defined upper limit, and an object larger or more massive than Mercury that has not "cleared the neighbourhood around its orbit" would be classified as a dwarf planet. The lower limit
The Adventures of Pluto Nash Rex wishes to buy Club Pluto and convert it into a gambling casino. Pluto refuses and Rex Crater's minions destroy the club. Pluto, Dina and Bruno escape. Determined to get his club back, Pluto decides to investigate Rex Crater, of whom very few people know anything. From Rowland (Peter Boyle), a retired police officer with connections to the Federal Bureau of Investigation who is a friend of his mother's, Pluto learns that Rex Crater is never seen outside of a penthouse in the city of Moon Beach, and that he was involved with a geneticist called Runa Pendankin, who specialized