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

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

The solar system moved through a star-forming area near Orion. This event might have increased interstellar dust around Earth ...

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

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

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

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

Using a NASA supercomputer to run models, researchers led by SwRI astronomer David Nesvorny now believe that the Inner Oort cloud looks like a spiral disk, around 0.24 light-years across, with two ...

Maryland farmers who invested in solar projects, committing thousands of their own money, were promised matching federal ...

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 ...

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.

Our grade school understanding of the Solar System may not take into account the constant discoveries being made in our ...