Clyde Tombaugh

Clyde William Tombaugh (February 4, 1906January 17, 1997) was an American astronomer known for discovering Pluto in 1930.
Biography.
Tombaugh was born in Streator, Illinois. After his family moved to Burdett, Kansas, Tombaugh planned to attend college. After a hailstorm ruined his family's farm crops, he no longer had money for the expense of college.
After he discovered Pluto, he went to college at the University of Kansas and graduated with two degrees in astronomy.