04/02/1906 American astronomer Clyde Tombaugh is born
Reflections on Clyde Tombaugh
The Man, Clyde Tombaugh
The Pluto Blink Comparator at Lowell Observatory | Clyde Tombaugh | Flagstaff, Arizona Full HD Video
He is known for the discovery of Pluto, in his time considered a ninth planet of the solar system and later reclassified as a dwarf planet. Pluto was the first object of the Kuiper belt known to science. Tombaugh also discovered many asteroids. He also called for the serious scientific research of unidentified flying objects, or UFOs.
Explore contextually related video stories in a new eye-catching way. Try Combster now!