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

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

Our Solar System is in motion and cruises at about 200 kilometres per second relative to the center of the Milky Way.

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.