Saturday, February 18, 2017

On This Day in 1930, Clyde Tombaugh Discovered Pluto

Mental Floss: On February 18, 1930, amateur astronomer Clyde Tombaugh discovered "Planet X" using an astrograph, which is essentially a space camera. Planet X was soon named Pluto, and the rest is a nerd battle of historical proportions.


Rick Robinson said...

See the link I sent you from U-Tube.

Toby O'B said...

"Pluto.... That's messed up, right?" - Burton Guster, 'Psych'