A team of astronomers has made a groundbreaking discovery by detecting molecular activity in comet C/2014 UN271 ...

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse ...

Scientists believe a huge bubble surrounds our solar system, called the Oort Cloud. The huge bubble is the farthest region of ...

The Oort Cloud, a large expanse of icy bodies revolving around the sun at a distance 1,000 times greater than the orbit of Neptune, is widely thought to be spherical — although it has never been ...

A team of scientists accidentally visualized a hidden spiral in the Oort Cloud, and it might change everything we know about ...

Scientists have long assumed the Oort Cloud, one of the most mysterious structures in our solar system, to be spherical.

The Oort Cloud is a vast, spherical shell of icy objects that surrounds our entire solar system, extending far beyond the orbits of the planets and dwarf planets. Thought to be the source of ...

An accidental find during a planetarium show could potentially reshape scientists' understanding of the Oort Cloud, a ...

Space artists can sometimes stretch scientific data for a bigger visual bang. At New York's natural history museum, they ...

OF201, the object belongs to the same all-star family as Pluto: dwarf planets. Its diameter, roughly 435 miles (700 km), is ...