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

CAPE CANAVERAL, Fla. (AP) — Vast frozen plains exist next to Pluto’s big, rugged mountains sculpted of ice, scientists said Friday, three days after humanity’s first-ever flyby of the dwarf ...

New photos taken by NASA’s New Horizons spacecraft reveal a disarray of geographic features including soaring mountains, icy plains, and possible dunes.

Image: Mosaic of high-resolution images of Pluto, sent back from NASA’s New Horizons spacecraft from Sept. 5 to 7, 2015. The image is dominated by the informally-named icy plain Sputnik Planum ...

Images downlinked in the past few days have more than doubled the amount of Pluto's surface seen at resolutions as good as 400 meters—or 440 yards—per pixel. They reveal new features as diverse as ...

Those are signs the dwarf planet is geologically active. Moore, Spencer, and the researchers can't explain where that activity is coming from, because Pluto doesn't have the push and pull of ...

Pluto Safari is available for Apple and Android devices, and it's free. [ Photos of Pluto and Its Moons ] The home screen for the Pluto Safari iPad app provides a constellation of choices.

The debate over Pluto's status in the solar system never seems to end. As NASA's New Horizons spacecraft flew by Pluto on Tuesday morning and began to provide the clearest images of the dwarf ...

Two days after NASA released its first images from the New Horizons spacecraft, a team of the organization’s experts revealed new details about Pluto’s surface and atmosphere, as well as new ...

New images of Pluto show it's a complicated place As it zoomed by Pluto on July 14, NASA's New Horizons spacecraft captured never-before-seen images of the dwarf planet. Over the Labor Day weekend ...

Image: Mosaic of high-resolution images of Pluto, sent back from NASA’s New Horizons spacecraft from Sept. 5 to 7, 2015. The image is dominated by the informally-named icy plain Sputnik Planum ...