The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On ...

“For example, Chandra’s X-rays reveal the high-energy radiation around the supermassive black hole at the center of M31 as ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor.

Witness the breathtaking beauty of our home galaxy, the Milky Way, through 6 stunning images captured by NASA's Hubble Space ...

Learn about the new research that changes the estimates of the Milky Way’s demise.

Andromeda is close to the Milky Way, and until recently, it was thought that it would inevitably collide with our galaxy in about 5 billion years. However, doubts have arisen, particularly due to ...

Here’s some good news: Our galaxy may not be destined to end in a fiery collision with the Andromeda galaxy as soon as previously thought. While earlier research regarded the collision as a virtual ...

The Associated Press reported Monday that astronomers in Finland have determined that our galaxy has a 50-50 chance of colliding with the neighboring Andromeda within the next 10 billion years.

For years, astronomers have predicted a dramatic fate for our galaxy: a head-on collision with Andromeda, our nearest large galactic neighbor. This merger—expected in about 5 billion years—has ...

Early Spiral Galaxy Captured for the First Time Using Gravitational Lenses . For the first time ever, scientists have ...