Due to merest chance, Humason missed discovering Pluto.

In 1930 it was used by Clyde Tombaugh to discover Pluto.

In this version Pete discovers Pluto by seeing his tail sticking out of the suitcase.

Astronomer Clyde Tombaugh discovered Pluto in 1930 by meticulously comparing images of the night sky.

He used a blink comparator; the same device that had allowed Clyde Tombaugh to discover Pluto nearly 50 years before.

Another class of small objects has recently been discovered, whose orbits take them-at least part of the time-beyond Neptune and Pluto.

After he discovered Pluto, he did go to college at the University of Kansas and graduated with two degrees in astronomy.

Burdett was the childhood home of Clyde Tombaugh, the astronomer who discovered Pluto.

That was how Clyde Tombaugh discovered Pluto.

After discovering Pluto, Tombaugh continued to search the ecliptic for other distant objects.