Many people hold Pluto close in their hearts and refuse to abandon the assertion that it is a planet, although science ...

NASA’s most recent photos of Pluto, captured by the New Horizons spacecraft, have revealed some of the most intriguing and ...

Some astronomers advocate for a broader classification that would include Pluto and other similar bodies as planets, but such proposals have yet to gain widespread acceptance.Until then ...

The 150-million-year-old specimen is valued at up to $6 million. Some paleontologists worry this auction and earlier ones are ...

It probably qualifies as a dwarf planet, the same classification as Pluto. Temporarily named 2017 OF201, it takes more than 24,000 years to travel around the sun just once along a highly ...

There’s a new frozen oddball orbiting the Sun, and it’s not your average space rock. It’s a planet—a minor one, to be fair—but one of the largest yet discovered and with an orbit around the Sun that ...

In 2006, updated research led to Pluto being controversially demoted to dwarf planet status by the International ... to be shrouded in mystery, with the classification of objects changing as ...

Scientists with the Institute for Advanced Study’s School of Natural Sciences say they have found a possible dwarf planet that they have dubbed an "extreme cousin" of Pluto. They say that the possible ...

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's ...

New James Webb Space Telescope data reveal Pluto's high-altitude haze is a key driver of the climate on the dwarf planet, ...

JWST confirms Pluto’s haze cools its mesosphere and drives methane escape, coating Charon’s poles red. The haze absorbs UV light, heats the upper atmosphere, and re-radiates heat as infrared.