Clyde Tombaugh

NASA's New Horizons spacecraft has determined that tiny Pluto is a little bigger than previously thought.

In the winter of 1930, Clyde Tombaugh, of Burdett, Kansas, discovered Pluto. He became famous and Pluto became a rock star, so to speak. Heck, Mickey…

The citizens of Flagstaff, Arizona are celebrating the town where, in 1930, Clyde Tombaugh identified the mysterious, icy orb later named Pluto. The former Kansas farm boy was working at Lowell Observatory in Flagstaff at the time of his remarkable discovery.

Q: It was in 1926 that Clyde Tombaugh decided to build his own telescope. He had been using a store-bought telescope on the family farm in Burdett, Kan.,…

This summer, NASA's New Horizons spacecraft will fly by Pluto, the mysterious planet first identified in 1930 by Clyde Tombaugh, of Burdett, Kansas. Commentator Cheryl Unruh tells us about the man and his amazing discovery.