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 ...

Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

"We were quite surprised," Dones continued. "Spirals are seen in Saturn's rings, disks around young stars and galaxies. The ...

Even the little-understood Oort Cloud, at the outer edges of our solar system beyond view, has a partly spiral structure.

A European dark matter telescope called Euclid has released its first treasure trove of data, showing galaxies by the ...

Objects beyond Neptune that orbit the Sun ... However, the discovery of its spiral shape is a promising step forward in understanding this region of space and its association with long-period ...

Instead, astronomers believe that its untold number of objects are ... suggests that the spiral structure has been here almost since our system's beginning, retaining its shape all the while.

Recently, a group of researchers discovered that the inner portion of the Oort cloud likely has spiral arms that make it look ... the forces exerted by a galaxy on the objects inside it that can shape ...

Credit: Science Photo Library/Alamy Stock Photo The Oort cloud — the mysterious shell of icy objects ... spiral arms that make it resemble a miniature galaxy, new research suggests. The exact ...