An international research team led by the University of Vienna has discovered that the solar system traversed the Orion ...

Fast-moving stars in the Milky Way indicate there could be a supermassive black hole in the neighboring Large Magellanic ...

The mysterious Oort cloud is the source of many of our solar system's comets, but astronomers still have no idea what it ...

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.

Fig.1: Artistic representation of the Milky Way. The position of the Solar System is pointed by a white row. Our sun and its ...

Astronomers have discovered that the Solar System traversed the Orion star-forming complex, a component of the Radcliffe Wave galactic structure, approximately 14 million years ago. This journey ...

Groundbreaking research reveals the Oort Cloud's shape as a spiral structure, challenging traditional beliefs about its ...

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

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

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 ...