Hundreds of people who love the little planet that was dissed, gather every year in the Arizona town where Pluto was ...

Pluto's discovery by Clyde Tombaugh, key political changes in Scandinavia and America, plus cultural and scientific milestones.

Pluto has not completed a single orbit since its 1930 discovery. With a 248-year journey around the Sun, the dwarf planet will finish its first full circuit in 2178.

Add Yahoo as a preferred source to see more of our stories on Google. On February 18, 1930, the American astronomer Clyde Tombaugh discovered Pluto! Before he discovered Pluto, another astronomer ...

An image of Pluto taken by NASA's New Horizons spacecraft on July 13, 2015. The planet was first discovered by Clyde Tombaugh, who graduated from high school in rural Kansas and went on to earn his ...

Pluto may no longer be classified as a planet, but in Flagstaff, its legacy still shines. Scientists, artists and community ...

Dwarf planet Pluto was discovered by American astronomer Clyde Tombaugh. Pluto was long considered the 9th planet in the solar system, but the International Astronomical Union reclassified Pluto as a ...

CAPE CANAVERAL, FL -- Come Tuesday, Clyde Tombaugh will pass within 7,800 miles of the icy world he discovered 85 years ago. His ashes are flying on NASA's New Horizons spacecraft on humanity's first ...

FLAGSTAFF – Clyde Tombaugh sat in the Orpheum Theater that fateful night in February 1930, waiting for clouds to pass before the 24-year-old astronomer could return to Lowell Observatory to confirm ...

A digital rendering of the Gate to Hell, aka Pluto’s Gate. According to Discovery, “Pilgrims watched the sacred rites on the steps, took the waters in the pool, slept not too far from the cave and ...