It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

At the far reaches of our Solar System lies Pluto, a mysterious world shrouded in shadows and icy terrain. NASA’s latest ...

The most detailed photo of Pluto ever seen captures a tiny piece of its surface, revealing a terrain with an unexpected lack of craters and an abundance of mountains. Both finds are surprising ...

Since Pluto is so far from Earth, little was known about the dwarf planet's size or surface conditions until 2015, when NASA's New Horizons space probe made a close flyby of Pluto.

Not only is Pluto a dynamic world with icy plains, huge ice mountains and a hazy atmosphere, it also may have once had liquid nitrogen on its surface, according to new models developed by the New ...

Pluto’s flowing ice: Toward the north of Sputnik Planum, dark swirls suggest that a surface layer of ice has flowed around obstacles and into depressions, similar to glaciers.

NASA said it was revealing the most-detailed images of Pluto ever at a Wednesday news conference.

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

Pluto isn’t alone in having water ice on its surface — measurements indicate that Nix and Hydra, two of Pluto’s five moons, are also covered with water ice.

Pluto was identified in 1930, but by 1994, it was still little more than a blurry pixelated smudge on astronomers’ screens. Today, we marvel at its icy plains, towering mountains, and stunningly ...

It was one of the most ambitious missions for NASA since the turn of the century, with photos reshaping what scientists know ...