Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A brand-new group of frozen ...

A rare observation opportunity revealed the presence of a thin atmosphere around a small object beyond Pluto.

Add Yahoo as a preferred source to see more of our stories on Google. Space is filled with dust formed of tiny particles just microns — millionths of a meter — in size. Much of the dust in our solar ...

The mystery of how planets and icy objects formed in the farthest reaches of our solar system just took an exciting turn. A team of researchers from NASA recently uncovered strong evidence for a rare ...

The finding offers fresh insight into our solar system’s farthest, coldest objects in a region known as the Kuiper Belt.

Beyond the edge of Neptune, a distant realm of icy debris known as the Kuiper Belt stretches deep into space. This frozen frontier holds the scattered remains of the early solar system, offering ...

Astronomer used to think that the Kuiper Belt was a few hundred times larger than the Asteroid belt. They thought it was a donut shaped structure that started at Neptune and extended out 2 billion ...

NASA's New Horizons spacecraft has uncovered an intriguing development. Having spent months speeding through the outer edges of the Kuiper Belt, the New Horizons has learned a good deal about the belt ...

Astronomers have discovered a thin atmosphere around a small celestial body in the outer solar system for the first time, ...

In our solar system's proverbial "no man's land," a deep space realm beyond the planets, scientists detected unexpected activity. "We see some interesting signs of hot times in cool places," ...

You are probably pretty familiar with the name Subaru because of the cars it makes. But as with any Japanese word, there's more to it than meets the eye: it’s used to depict more than just the ...

A new study from BYU professor of physics and astronomy Darin Ragozzine and former undergraduate student Maia Nelsen provides new insight into the structure of objects in the Kuiper Belt. Using data ...