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

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

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

The moon, the Milky Way, Saturn, Venus, Jupiter Mars, Neptune, Uranus and comet C/2024 G3 are all visible at once in ...

The Milky Way. How big do you think the Milky Way galaxy would be if the Sun was 0.0015mm in diameter? Guess by posting in ...

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

A SpaceX Falcon 9, carrying the SPHEREx and PUNCH missions, is scheduled to lift off on Tuesday, March 4 at 10:09 p.m. ET.

The Milky Way is one of the biggest in the observable universe: Even if you traveled at the speed of light, it would take 100,000 years to go from one end of our home galaxy to the other.

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

Milky Way photography can yield some stunning shots from here on Earth. But what if you had a vantage point at some 400km ...

The disc of plasma surrounding the black hole at the heart of the Milky Way is constantly emitting flares both large and small.

A supermassive black hole, six lakh times the mass of the Sun, is moving towards the Milky Way from the Large Magellanic Cloud. Scientists, led by astrophysicist Jiwon Jesse Han, identified this ...