Clyde Tombaugh

For more than a half-century, researchers have amassed thousands of highly significant sighting reports, many by highly trained observers: astronomers, such as Clyde Tombaugh, the discoverer of Pluto; astronauts, such as James McDivitt, Deke Slayton, and Gordon Cooper; and a multitude of commercial and military pilots, police officers, and scientists from a variety of disciplines.

'When Words Collide': An Exchange Dumm, Thomas L. 1998

Relatives and former neighbors of Clyde Tombaugh, the self-educated astronomer who realized a Boston patriarch's astro-dream and rightly forged a place in America's DIY myth when he discovered Pluto in 1931 using a telescope built from farm equipment, powered by lenses ground in his family's kitchen, found their local hero's Big Find re-called as some kind of quasi astro-zero.

Sharon Glassman: NOVA's Pluto Files (With Neil deGrasse Tyson) Will Make You a Better American 2010

On this date 80 years ago, the Lowell Observatory announced that Clyde Tombaugh, working from predictions made by Percival Lowell, had discovered Planet X.

shsilver: Happy Pluto Day shsilver 2010

Eighty years ago today, Clyde Tombaugh seen in my user pic, he's the older one discovered the planet Pluto.

- beamjockey 2010

On this date 80 years ago, the Lowell Observatory announced that Clyde Tombaugh, working from predictions made by Percival Lowell, had discovered Planet X.

- 2010

And that's how a self-taught Kansas farm boy named Clyde Tombaugh discovered Pluto in 1930.

Michael Byers's “Percival's Planet,” reviewed by Ron Charles 2010

Discovered 80 years ago today by a young astronomer from Kansas named Clyde Tombaugh, Pluto is so distant that sunlight, which takes just eight minutes to reach Earth, requires several hours to strike Pluto.

Ninth Rock From the Sun Ken Croswell 2010

Relatives and former neighbors of Clyde Tombaugh, the self-educated astronomer who realized a Boston patriarch's astro-dream and rightly forged a place in America's DIY myth when he discovered Pluto in 1931 using a telescope built from farm equipment, powered by lenses ground in his family's kitchen, found their local hero's Big Find re-called as some kind of quasi astro-zero.

NOVA's Pluto Files (With Neil deGrasse Tyson) Will Make You a Better American 2010

Clyde Tombaugh, discoverer of Pluto The 2006 vote by a few hundred astronomers to strip Pluto of its planetary status was supposed to end a longstanding dispute.

Ninth Rock From the Sun Ken Croswell 2010

Only three men in history had ever discovered a planet within our solar system — William Herschel in the 1780s (Uranus), Johann Galle in the 1840s (Neptune) and Clyde Tombaugh in the 1930s ( … or maybe not).

The Man Who Made a Planet Vanish James Kennedy 2010