New research suggests that a binary pair of Kuiper Belt objects, known as the Altjira system, is actually made up of three ...

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

Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

Astronomers have discovered that our solar system traveled through a dense, star-forming region near Orion about 14 million ...

A giant wave of undulating gas and dust appears, per new research, to have engulfed our Solar System millions of years ago.

Even the little-understood Oort Cloud, at the outer edges of our solar system beyond view, has a partly spiral structure.

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

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

Interstellar material has been discovered in our solar system, but researchers continue to hunt for where it came from and ...

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

One more thing about Newsom: In a win for the fossil fuel and chemical industries, the governor delayed final regulations for ...

In research highlighted in a new paper, published today in The Astrophysical Journal, Scientia Senior Lecturer Ben Montet and PhD candidate Brendan McKee analysed changes in the timing of a known ...