Clyde Tombaugh, a US astronomer. Interesting things about Clyde, apart from his wonderful surname is that he was quite young when he discovered the planet, about 25 years old. He died recently, and in what I'd call a 'sweet gesture' his ashes were loaded aboard a $650 million dollar NASA spaceship that's heading out to Pluto 'as we speak'. You'd have to acknowledge that despite recent controversy about whether Pluto is actually a planet or simply a 'big rock' , that Clyde was one of a great breed of US astronomers and scientists that dominated the 20th century.
2007-02-26 00:33:48
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answer #1
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answered by nandadevi9 3
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Percy Lowell had significant influence on Pluto's discovery. In 1905, Lowell Observatory (founded by Lowell in 1894) started an extensive project in search of a possible ninth planet.The work continued after Lowell's death in 1916. Lowell was searching for a theoretical Planet X to match observations seen in Uranus and Neptune.
Pluto is too small to have the effect on Neptune's orbit that initiated the search. After the flyby of Neptune by Voyager 2 in 1989, it was conclusively demonstrated that the discrepancies in Neptune's orbit observed by 19th century astronomers were due instead to inaccurate estimates of Neptune's mass. Once found, Pluto's faintness and lack of a visible disk cast doubt on the idea that it could be Percival Lowell's Planet X. Lowell had made a prediction of Pluto's position in 1915 which was fairly close to its actual position at that time; however, Ernest W. Brown concluded almost immediately that this was a coincidence, and this view is still held today.
There is also a school of thought that says Pluto got its name from the initials of Percy Lowell's name.
2007-02-26 08:25:26
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answer #2
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answered by Superdog 7
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Micky mouse got him from the dog pound!
2007-02-26 08:22:59
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answer #3
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answered by tattie_herbert 6
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PLUTO
2007-02-26 08:23:56
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answer #4
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answered by Anonymous
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google it
2007-02-26 08:23:18
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answer #5
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answered by Snenin 2
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ME!!! DUH!
2007-02-26 08:22:46
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answer #6
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answered by Anonymous
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