Natural satellite achieved hydrostatic equilibrium, and Uranus has five. It has been suggested that some satellites may potentially harbour life. Among the identified dwarf planets, Ceres has no known natural satellites. Pluto has the relatively large natural satellite Charon and four smaller natural satellites; Styx, Nix, Kerberos, and Hydra. Haumea has two natural satellites, and Eris and Makemake have one each. The Pluto–Charon system is unusual in that the center of mass lies in open space between the two, a characteristic sometimes associated with a double-planet system. The seven largest natural satellites in the Solar System (those bigger than 2,500 km across)
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