Credit: ESO/José Francisco Salgado, EHT Collaboration With respect to structure, there are three types of galaxies: spiral, ...

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

While we have plenty of spiral galaxies, like our own Milky Way, these are only the most common types of galaxies out there. There are still others, like elliptical or irregular galaxies.

Hubble has captured UGC 8091, a festive bundle of lights. Located about seven million light-years away in the Virgo constellation, it’s also known as GR 8.

For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it — the flickering star is 2.2 million ...

Astronomy, always seeking the deepest mysteries of the cosmos, has taken a significant new step with the discovery of three ...

But astronomers scrutinizing this particular Hubble image found the central galaxy actually sports a swirl of spiral arms seemingly unruffled by any such merger, raising new questions about what might ...

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 ...

This rare quasar with spiral arms could help astronomers understand how supermassive black holes feed and grow.