IAU definition of planet who had theorized on the existence of the large trans-Neptunian object Planet X, and Tombaugh been searching for Planet X when he found Pluto. Almost immediately after its discovery, however, astronomers questioned whether Pluto could be Planet X. Willy Ley wrote a column in 1956 titled "The Demotion of Pluto", stating that it "simply failed to live up to the advance publicity it received as 'Planet X' before its discovery. It has been a disappointment all along, for it did not turn out to be what one could reasonably have expected". In 1978, Pluto's moon Charon was discovered. By measuring
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