University of Maryland astronomers Silvia Protopapa and Douglas Hamilton are among the authors of the first published paper from the New Horizons flyby, which appears in the Oct. 16, 2015, issue of ...

It was about one year ago that NASA’s New Horizons spacecraft made its historic flyby of the dwarf planet Pluto in the outskirts of our solar system, but scientists have been observing scientific data ...

When the NASA’s New Horizons spacecraft buzzed by Pluto last year, it revealed tantalizing clues that the dwarf planet might have — or had at one time — a liquid ocean sloshing around under its icy ...

A Full View of Pluto's Stunning Crescent - In September, the New Horizons team released a stunning but incomplete image of Pluto's crescent. Thanks to new processing work by the science team, New ...

The New Horizons spacecraft, which flew past Pluto in 2015, is still making new findings. Most recently, researchers used its data to find traces of ammonia on Pluto’s surface. Intriguingly, the ...

Dwarf planet Pluto may be hiding an icy ocean beneath its surface, according to two new reports published by the scientific journal Nature. The papers seek to explain why Sputnik Planitia – a 1,000 ...

Last summer, NASA’s New Horizons spacecraft found something surprising on Pluto, the cosmic underdog nearly 4 billion miles from the sun. It turns out that the distant space rock, which was demoted to ...

Pluto‘s heart might be hiding an ocean. Two studies published Wednesday by the journal Nature show that the dwarf planet’s surface might have been scarred when a smaller body slammed into it long ago.

The Hubble Space Telescope has spotted new evidence of complex organic molecules — the carbon-containing building blocks of life as we know it — on the frigid surface of Pluto, a new study finds.

For the first time, images from NASA’s New Horizons spacecraft are revealing bright and dark regions on the surface of faraway Pluto the primary target of the New Horizons close flyby in mid-July. The ...

With just a single flyby, NASA’s New Horizons spacecraft has already revealed that Pluto is an active little world with mountains and an atmosphere. Now it’s found another surprisingly Earth-like ...