Learn about the Oort cloud, a vast area beyond the inner solar system that is believed to contain icy objects arranged in a ...

The Milky Way's tidal forces may be shaping the Oort Cloud's inner structure into a spiral shape.

The Oort cloud is a shell of icy objects that forms the very outskirts of our Solar System. Recently, a group of researchers ...

New research suggests the Oort Cloud may have a spiral structure like a mini galaxy. Supercomputer models reveal its ...

New research may shine a light on part of outer space's great mysteries: the Oort Cloud. The Oort Cloud is the name given to ...

A shell of icy objects at the edge of the solar system known as the Oort cloud has a pair of spiral arms that resemble a ...

We typically think of the Oort cloud as scattered ice balls floating far from the sun, yet still tied to it gravitationally.

Most of the long-period comets in the Solar System come from the outer Oort Cloud. The inner region is much more stable. It's ...

In the farthest reaches of our solar system, beyond the familiar planets and even the icy Kuiper Belt, lies a mysterious region known as the Oort cloud. This is a vast shell of icy bodies ...

"We found that some comets in the inner Oort cloud form a long-lasting spiral structure." Spirals are a repeating theme in ...

The inner Oort cloud, between 1,000 and 10,000 AU from the sun, displays a spiral formation with arms that extend 15,000 AU.