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Pluto was discovered in 1930 by Clyde Tombaugh, a young American astronomer working in Arizona. The search for Pluto, began much earlier, in the early 20th century, due to observations of small irregularities in the orbits of Uranus and Neptune. These anomalies suggested the presence of a "Planet X," a large, unseen planet exerting a gravitational influence. Percival Lowell, an influential American astronomer, initiated the search for this mysterious planet. He dedicated years of effort to the p