"All the odd shapes and swirling gas observed in the Perseus cluster now make sense within the context of a major merger." ...

The Andromeda galaxy's satellite galaxies exhibit a highly asymmetrical distribution, with over 80% concentrated on one side, challenging the standard cosmological model.

The Andromeda galaxy is surrounded by a constellation of dwarf galaxies that are arranged in a highly lopsided manner. Analysis of cosmological simulations published in Nature Astronomy reveal ...

Then, they pieced together a record of the X-ray light produced by a supermassive black hole in the Andromeda galaxy called M31 star or M31*. Their research provides insight into the unique ...

First up is the Andromeda Galaxy, our closest neighbour in the cosmos, featuring stunning spiral arms and a vibrant central core. Next is the Whirlpool Galaxy, a breathtaking spiral with a ...

Recent research has cast doubt on the certainty of the Milky Way-Andromeda galaxy collision, suggesting the event may not be as inevitable as once thought. Traditionally, astronomers have ...

Be careful out there, astronomers: There could be a dark galaxy in our midst. In research published today in Science Advances, researchers from the Chinese National Academy of Sciences discovered ...