A never-before-seen image of the cosmic microwave background, combining data from the Atacama Cosmology Telescope (ACT) and ...

Could the universe be rotating? Discover how this theory may solve the Hubble tension in modern cosmology and physics.

"What makes Zhúlóng stand out is just how much it resembles the Milky Way—both in shape, size and stellar mass," said the ...

Euclid's first data release offers a breathtaking glimpse into our universe, revealing over 26 million galaxies and ...

A newly released image from the Hubble Space Telescope shows the charming Sombrero Galaxy, named for its resemblance to the ...

Astronomers have discovered the most distant and thus earliest spiral galaxy ever seen, using the James Webb Space Telescope ...

Since the James Webb Space Telescope (JWST) began science operations, astronomers have observed galaxies that existed more ...

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...

A distant galaxy that lay quiet for decades has suddenly stirred, lighting up in dramatic bursts that have caught astronomers ...

JADES-GS-z13-1-LA is a young galaxy shining just 330 million years after the Big Bang, signaling it's part of a process called reionization.

For decades, scientists have been puzzled by the missing mass in the universe. While we know that about 85% of the universe ...

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...