See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Arrokoth, a distant object in the Kuiper Belt, contains significant ...

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 ...

Unexpected find: A 500 km-wide Kuiper Belt object, 2002 XV93, shows signs of a thin atmosphere, challenging theories that such small bodies cannot retain gas. Detection method: Astronomers observed a ...

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 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 ...

The Subaru Telescope's wide and deep imaging observations are contributing information to the New Horizons spacecraft as it moves through the outer solar system. By applying a unique analysis method ...

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 ...

In the outer reaches of the Solar System, beyond the ice giant Neptune, lies a ring of comets and dwarf planets known as the Kuiper Belt. The closest of these objects are billions of kilometers away.

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 ...

The Kuiper belt as a research area encompasses the systematic investigation of the trans-Neptunian region of the Solar System populated by icy planetesimals, dwarf planets, and small bodies beyond ...

Out beyond the orbit of Neptune lies an expansive ring of ancient relics, dynamical enigmas, and possibly a hidden planet—or two. The Kuiper Belt, a region of frozen debris about 30 to 50 times ...

Unexpected outer world: Scientists found a rare, thin atmosphere around 2002 XV93, a 500 km-wide Kuiper Belt object far beyond Neptune. How it was found: The atmosphere was detected during a stellar ...