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 ...

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 ...

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.

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

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

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 ...

After analyzing some New Horizons images of Pluto, scientists found a supervolcano likely erupted on the planet as recently as a few million years ago.

Pluto's bedrock is mostly water ice, with a thin layer of methane and nitrogen surface ice on top, coated by tholins, which are hydrocarbons created by the bombardment of cosmic rays and other ...

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