Planet Pluto

Today in Astronomy History
courtesy of astroplanet.info

February 7, 1824
English astronomer, Sir William Huggins, is born. Sir Huggins explored the spectra of stars, nebulae and comets to interpret their chemical composition.

February 7, 1889
Astronomical Society of Pacific holds their first meeting in San Francisco.

February 7, 1979
Pluto moves inside the orbit of Neptune for the first time since both planets were discovered.

February 7, 2003
Last contact with Pioneer 10.

Welcome to The Planet Pluto Website
A website about the planet Pluto

Pluto is usually the ninth planet from the Sun although it is sometimes 8th when Pluto moves within Neptune's orbit. Pluto's diameter is 2,300 km and takes 249 years to orbit the Sun. Pluto is named after the Roman god of the underworld. Pluto was discovered on February 18, 1930 by Clyde Tombaugh.