For decades, Pluto remained one of the most mysterious objects in our solar system, until July 14, 2015, when NASA's New Horizons spacecraft became the first mission to visit it up close, capturing ...

New Horizons changed Pluto from a blurry dot into a strange world of mountains, frozen plains, and a mysterious heart-shaped ...

New close-up images of Pluto from NASA’s New Horizons spacecraft reveal a bewildering variety of surface features that have scientists reeling because of their range and complexity. Image: This ...

NASA’s New Horizons spacecraft has sent back the first in a series of the sharpest views of Pluto it obtained during its July flyby and the best close-ups of Pluto that humans may see for decades Each ...

And these are only the first of the highest resolution, sharpest images to be sent back. More are on the way. The photos are part of a sequence taken around the time of New Horizons ' closest approach ...

CAPE CANAVERAL, Fla. -- It's showtime for Pluto. NASA's New Horizons spacecraft has traveled 3 billion miles and is near the end of its nine-year journey to Pluto. Today, it begins photographing the ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Forbes contributors publish independent expert analyses and insights. Amanda Kooser covers the quirky side of science and space. Pluto has five moons, but Charon stands out from the rest. Charon is ...