In a groundbreaking discovery, NASA's Pleiades supercomputer has revealed an unexpected spiral structure within the inner ...

One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long ...

Scientists have confirmed a 19-year-old theory on solar flare formation by observing “slip-running” reconnections in the ...

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

The spacecraft, SPHEREx and PUNCH, had been expected to launch on a SpaceX rocket on Saturday. Two NASA missions will have to ...

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

The stars as seen from Earth would have looked dimmer 14 million years ago, as the solar system was in the middle of passing ...

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 ...

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 ...

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.

Since Dec. 7, 2024, the red planet has been making its westerly retrograde. But on Monday, that all ends, according to ...