The light from the rare galaxy has challenged conceptions of what the universe would have been like in the early stages.

A tight clump of four star clusters sits in the Perseus galaxy cluster, and at first glance it looks like nothing special. No ...

It's 99 percent dark matter, a new study explains.

Astronomers in Canada used the James Webb Space Telescope — and a third time-and-space-bending galaxy cluster — to capture an image of two galaxies millions of lightyears away Charlotte Phillipp is a ...

Astronomers have discovered a nearly invisible galaxy called CDG-2, which blends into the cosmic background and is made up of ...

In the vast tapestry of the universe, most galaxies shine brightly across cosmic time and space. Yet a rare class of galaxies ...

Using the Hubble Space Telescope, astronomers have discovered what seems to be a galaxy that is the most heavily dominated by dark matter ever seen.

Looking deep into the early universe with NASA's James Webb Space Telescope, astronomers have found something unprecedented: a galaxy with an odd light signature, which they attribute to its gas ...

New imagery has been released from NASA’s Hubble Space Telescope, which captured a photo of a spiral galaxy more than 76 million light-years away from Earth. The galaxy known to observers as NGC 2566 ...

NASA is celebrating the 25th anniversary of its Chandra X-ray Observatory launch by sharing never-before-seen photos of the largest known spiral galaxy in the universe. The Chandra X-ray observatory ...