Pluto Ninety three years ago an astrologer noticed slight variations in the orbit of the planet Uranus.Then the search began for a ninth planet.Twenty five years later a startling discovery was made. The year was nineteen thirty when Clyde William Tombaugh had discovered a ninth planet beyond Neptune.The telescopic search initiated twenty five years years before by the man who first noticed these variations in Uranus's orbit Percival Lowell had been a success.4670000000 miles (2670000000 kilometers) from Earth (at its closest point) a small yellowish colored marble was spotted.3666200000 miles (3666200000 kilometers) from the sun the small planet had a diameter of one thousand four hundred twenty miles (2284 kilometers) making it the smallest planet, and yet the furthest from the sun.Its mass only point four percent of Earth's, and radius only eightee....

Number Of Pages: 3

Number Of Words: 692

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