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 ...

This event could further influence our galaxy's trajectory, making any potential encounter with Andromeda even more uncertain. Upcoming data from Gaia and Hubble should provide clarification on these ...

They explored how the Milky Way, Andromeda, and their significant satellite galaxies, like M33 and the Large Magellanic Cloud (LMC), interact gravitationally. Possible future MW-M31 orbits.

Astronomers have long known that Andromeda is on a collision course with the Milky Way. In 2012, data from NASA’s Hubble Space Telescope got more specific when it confirmed suspicions that the two ...

Astrophotographer Greg Meyer has captured a colorful view of the famous Trifid and Lagoon nebulas illuminated from within by radiation cast out by generations of energetic young stars.