The most recent measurement of a nearby galaxy cluster is deepening a disagreement about how fast the universe is expanding — ...

Astronomers have made an intriguing discovery that could upend everything we know about the structure of the universe and its ...

Astronomers have spotted something that appears to stretch around ten billion light years across. This so-called ...

These glowing arcs of radio energy are known as "radio relics," faint clouds resulting from powerful shockwaves surging ...

NASA has confirmed that operations have begun for its latest space observatory, which is tasked with snapping 3,600 images of ...

SPHEREx begins mapping the sky in infrared, exploring the universe’s origins and life’s building blocks across the Milky Way.

Astronomers using the James Webb Space Telescope have discovered Zhúlóng, the most distant known spiral galaxy, existing just ...

At just 300 light-years away, it’s one of the closest large gas clouds ever detected near Earth, and takes up as much sky as a typical constellation.

Astronomers have discovered a likely explanation for a fracture in a huge cosmic "bone" in the Milky Way galaxy, using NASA's ...

"Cosmologists calculate the current theoretical size limit of structures to be 1.2 billion light-years, yet both of these structures are much larger – the Giant Arc is almost three times bigger and ...

Helicopters are being used to tackle Scotland's fourth wildfire this week after others broke out in England amid warmer-than-usual temperatures. The latest blaze was reported in Galloway at 11 ...

If dark energy is weakening, as suggested by recent results, then the cosmos is far stranger than most physicists had ...