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

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

The Radcliffe Wave is a massive, undulating structure filled with dense clouds of gas and dust, stretching across several ...

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

Millions of years ago, our Solar System sailed through the Orion Complex, part of the vast Radcliffe Wave structure. This ...

A NASA spacecraft far from Earth has made an unexpected discovery, after turning its instruments towards a dark patch of sky ...

Moreover, the model accounts for the gravitational influences acting on the Oort cloud, both from within our solar system and from external sources like other stars and the Milky Way galaxy's center.

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

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

Astronomers uncover the closest supermassive black hole in the Large Magellanic Cloud, rewriting our understanding of ...

An international team has discovered a giant spiral disk galaxy in the early cosmos which is three times larger than similar ...

At the center of our galaxy, hidden behind dense clouds of gas and dust, the black hole Sagittarius A* rotates rapidly, ...