"We were quite surprised," Dones continued. "Spirals are seen in Saturn's rings, disks around young stars and galaxies. The ...

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

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

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