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

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 ...

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 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 ...

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 ...

Scientists from UNSW Sydney have located a potential new exoplanet—a planet that orbits a star outside of our solar ...

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.

Millions of years ago, our Solar System traveled through a densely populated galactic region and was exposed to increased ...