The Milky Way’s farthest spiral arms have long been sketched more from motion than measurement. Now three violent explosions ...

The European Space Agency's XMM-Newton and NASA's Chandra X-ray space telescopes have spotted the aftermath of three bright ...

If you want to pinpoint your place in the universe, start with your cosmic address. You live on Earth->Solar System->Milky Way Galaxy->Local Cluster->Virgo Cluster->Virgo Supercluster->Laniakea.

Astronomers have achieved one of the most precise measurements ever made of the Milky Way’s distant spiral arms, revealing ...

A vast, but previously unknown structure has been discovered around our own Milky Way galaxy by an international team of astronomers. The announcement is being made on behalf of Drs. Annette Ferguson, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Our home galaxy might be larger than we first assumed, astronomers have ...

The European Space Agency releases the most detailed image of the Milky Way's center, the galactic bulge, in visible light.

As a galactic archaeologist, my job is to reconstruct the past of our galaxy – and read the signs of its future.

98.5% of the Sun is made up of two light chemical elements, hydrogen and helium, while the remaining 1.5% consists of other heavier elements such as carbon, oxygen, and iron. The abundance of these ...

In a mysterious region of the sky known as the "zone of avoidance" veiled by our own galaxy's thick bulge, researchers have found a massive "extragalactic structure" hiding behind the Milky Way. As ...

If you've been following the abundance of cosmic activity in June, tonight's new moon offers some of the best conditions of the month to see the Milky Way. A rare alignment in the moon phase is ...