Clyde Tombaugh didn't set out to discover Pluto when he sent his sketches of the night sky to Lowell Observatory in Flagstaff ...

Pluto may have been demoted to non-planet status, but it still commands a court of five moons, as is fitting for the king of darkness; after all, Pluto is the Roman equivalent of the Greek God Hades.

Arizona has declared Pluto its “official state planet” — despite it being relegated to “dwarf planet” status nearly two decades ago. Gov. Katie Hobbs signed legislation on Friday and afterward dodged ...

Pluto is so far away from Earth that everything we know about it can be written down on a couple of 3 x 5 inch index cards. But Pluto will come into clearer focus in a few years' time, though, as NASA ...

A huge heart-shaped feature on the surface of Pluto has intrigued astronomers since NASA’s New Horizons spacecraft captured it in a 2015 image. Now, researchers think they have solved the mystery of ...

New research suggests Pluto may have had a “kiss” with its largest moon billions of years ago in a harmless collision. The report, published in “Nature Geoscience,” describes how the minuscule dwarf ...

Some of us remember August 24, 2006, like it was yesterday. It was the day Pluto got booted from the exclusive “planets club.” I (Sara) was 11 years old, and my entire class began lunch break by ...

New information about Pluto's largest moon that was revealed by a NASA (National Aeronautics and Space Administration) telescope was shared publicly this week. The journal Nature Communications on ...

On January 17, 2006 the New Horizons mission will launch for Pluto, the last unexplored planet of the solar system — or is it? Some scientists now claim that Pluto does not deserve its planetary ...

Clyde Tombaugh noticed a speck of light that was Pluto in 1930. — -- Clyde Tombaugh is finally getting to visit the speck of light he spotted at the edge of the solar system in 1930. New Horizons ...

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