"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ultraviolet light." ...

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

Photo: Andromeda nebula plate with Hubble's handwritten ... were actually separate systems outside and independent of our galaxy. It was the first evidence of galaxies outside our own, and Hubble ...

Related: Stunning image of Andromeda galaxy takes top astronomy photography prize of 2023 (gallery) These silent beasts are fed by streams of gas spiraling into them slowly and steadily ...

It is a panoramic view of the neighboring Andromeda galaxy, located 2.5 million light-years away. It took over 10 years to make this vast and colorful portrait of the galaxy, requiring over 600 ...

This galaxy is called Andromeda XXXV and, together with other similar galaxies, orbits the neighboring Andromeda galaxy. The discovery of this tiny galaxy could change the way scientists think about ...

The inexorable tug of gravity that enabled the formation of the Milky Way has also put us on a collision course with our neighboring galaxy, Andromeda. Recent observations confirm that Andromeda ...

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 ...