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

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

Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...

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

Our solar system passed through a vast wave of gas and dust around 14 million years ago, dimming Earth’s view of the night ...

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

A NASA telescope was launched into space from California on Tuesday for a mission to explore the origins of the universe and ...

but it also can reveal new details about the objects in our own solar system, and—as evinced here—the stuff at the center of our galaxy. Black holes galaxies Milky Way Sagittarius A Solar flares ...

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

Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

The universe seems to like spirals!" Though insignificant in comparison to the spiral that forms the structure of the Milky ... this way by resisting the journey into the inner solar system.