This image from the Hubble Space Telescope shows GAL-CLUS-022058s, a rare galaxy in the Fornax constellation, curving around its spherical companion. The Hubble eXtreme Deep Field (XDF) combines a ...

This month marks three years since the James Webb Space Telescope was first launched, which still feels something like a ...

The universe’s light-starved early epochs, as well as the first stars and galaxies, lie beyond the reach of conventional ...

The Hubble tension is one of the most hotly debated discrepancies in all of astronomy. It centers around a number called the ...

We know roughly when our universe 'exploded' into being. But what existed before that and will it endure forever? Arguing about such mysteries was once purely the preserve of philosophers, but ...

The James Webb Space Telescope has spotted five galaxy candidates dating to just 200 million years after the Big Bang, making ...

Astronomers can't agree how fast our cosmos is expanding. A new James Webb Space Telescope study has made the crisis even ...

New observations from the James Webb Space Telescope suggest that a new feature in the universe—not a flaw in telescope ...

Our expert image researchers bring you fresh inspiration each month, with curated sets hand-picked from the very best authentic stock photos in our library. Check out our most popular categories. Or ...

The Big Bang may not have been the origin of the universe's most mysterious matter. Instead, dark matter could have been ...

Space can be a wondrous place, and we've got the pictures to prove it! Take a look at our favorite space pictures here, and if you're wondering what happened to today in space history don't miss ...