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.

New research suggests the Oort cloud, a shell of icy objects at the edge of our solar system, may feature spiral arms similar to the Milky Way, revealing a complex cosmic structure beyond Pluto.

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 closer to the Sun, which means it's more strongly bound by the Sun's ...

The giant cloud of detritus is thought to be the source of strange comets and meteorites flying past Earth such as the ...

A hidden structure at the farthest reaches of our solar system is challenging long-held theories. Using advanced simulations, ...

The Oort Cloud begins roughly 2,000 – 5,000 astronomical units (AU) from the Sun, with 1 AU being the average distance between Earth and the Sun.

In 2007, astronomers discovered the Cosmic Horseshoe, a gravitationally lensed system of galaxies about five-and-a-half ...

When the scientists ran this model through NASA's Pleiades supercomputer, it revealed the structure of the cloud's interior, ...

Wonder is written in the stars… For the entirety of their existence, humans have stared into the space above their heads and ...

Have you ever wondered how astronomers manage to map out the Milky Way when it's so incredibly vast? One of the most powerful ...

The model embodies the latest AI chatbot tech, marked by its ability to think through problems step by step, a 'hybrid' ...

Blue Ghost has captured its first images of the moon from lunar orbit as the spacecraft’s landing attempt on the surface ...