NASA’sNew Horizons spacecraft has delivered extraordinary video footage showing towering ice mountains on Pluto’s moon Nix. These ice peaks, some rising as high as 11,000 feet, are made of pure water ...

The discovery of another moon around Pluto is exciting news for planetary science, but it's also likely causing some anxiety for the team in charge of New Horizons, a spacecraft set to be the first ...

Recent scientific modeling has proposed a fascinating theory about how Pluto captured its largest moon, Charon. The theory suggests a novel “kiss and capture” event, where the two celestial bodies ...

For decades, scientists have theorized that Pluto's unusually large moon Charon formed through a process similar to Earth's moon—a massive collision followed by the stretching and deformation of fluid ...