The James Webb Space Telescope (JWST), operated by NASA, has uncovered intriguing new details about Charon—Pluto’s largest ...

Pluto is the tiniest planet in our solar system with a diameter of roughly 2,377 kilometers, making it even smaller than our ...

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

NASA's New Horizons probe has traveled more than 3 billion miles to send photos and data about Pluto back to Earth. NASA is set to release more images and data gleaned from New Horizons' closest ...

What processes during the formation of Pluto's largest moon, Charon, potentially led to it having cryovolcanism, and even an ...

In this handout provided by the National Aeronautics and Space Administration (NASA), the dwarf planet Pluto (R) and its largest moon, Charon, are shown on July 11, 2015.

NASA's New Horizons probe flew by Pluto nearly eight years ago, but the epic encounter is still bearing scientific fruit. New Horizons gave humanity its first up-close looks at Pluto on July 14 ...

What did NASA’s New Horizons find when it reached Pluto? The results shocked astronomers: Pluto wasn’t a lifeless rock - it was geologically active, covered in glaciers, and had a hidden underground ...

After a journey of 9.5 years across 3 billion miles of space, NASA's New Horizons spacecraft is about three months away from its closest approach to the dwarf planet Pluto.

NASA’s James Webb Space Telescope has captured an image of an exoplanet for the first time since it began science operations ...

NASA’s New Horizons mission has taken humanity closer than ever to understanding the mysterious dwarf planet, Pluto. In 2015, this space probe made history by sending back stunning high-resolution ...

In a just-held briefing, NASA says that Pluto's "heart" will be named for the dwarf planet's original discoverer, a dark spot on moon Charon is called "Mordor," and Pluto is a relative newborn.