ScienceBorn February 4, 1906

Clyde Tombaugh

American astronomer

Born
February 4, 1906
Died
January 17, 1997 (aged 90)
Known as
astronomer, university teacher

Clyde William Tombaugh was an American astronomer and telescope maker, best known for discovering Pluto in 1930, marking the first detection of what would eventually be recognized as the Kuiper belt. At the time, Pluto was referred to as the ninth planet in the Solar System, a classification that stood for over seven decades.

Biography from Wikipedia, available under CC BY-SA 4.0.

Clyde Tombaugh in our timeline

Also born on February 4

Also born in 1906