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'''Clyde Tombaugh''' (1906-1997) was an American astronomer who is best known for his discovery of [[Pluto]], which was recently downgraded from a planet to a dwarf planet.

'''Clyde Tombaugh''' (1906-1997) was an American astronomer who is best known for his discovery of [[Pluto]], which was recently downgraded from the status of planet to that of dwarf planet.

Tombaugh had an interest in [[astronomy]] from a young age. He bought a Sears telescope, but before he was 20, he had built his own because he was unsatisfied with the quality of the Sears one. [http://starchild.gsfc.nasa.gov/docs/StarChild/whos_who_level2/tombaugh.html]

Tombaugh had an interest in [[astronomy]] from a young age. He bought a Sears telescope, but before he was 20, he had built his own because he was unsatisfied with the quality of the Sears one. [http://starchild.gsfc.nasa.gov/docs/StarChild/whos_who_level2/tombaugh.html]