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 ...

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

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

Astronomers believe they've discovered a spiral structure inside the Oort cloud that surrounds our solar system.

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