Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

New observations from the James Webb Space Telescope show that ancient galaxies lived fast and died young because of intense, ...

"Almost every galaxy in the universe is dominated by dark matter. But DF2, DF4, and now DF9 appear to be extraordinary ...

According to a new study, some of the earliest galaxies observed with the James Webb Space Telescope are in fact much less massive than they first appeared. Black holes in some of these galaxies make ...

Astronomers have a lot of questions about the universe, and the universe, in turn, seems to have a question for astronomers. Or at least it has a question mark. The “Question Mark Pair” is what ...

Euclid’s first deep-field survey has captured 26 million galaxies, some over 10 billion light-years away, offering a preview of its mission to chart a third of the sky in stunning detail. AI and ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Using combined ...

A stunningly concentrated and hefty galaxy cluster, from a time in the universe's history when such massive structures aren't ...

The cosmos may not be broken after all. Soon after the James Webb Space Telescope (JWST) started its science mission in 2022, astronomers discovered a half-dozen galaxies near the edge of the universe ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

In the early universe, the first galaxies began to take shape roughly a million years after the Big Bang. Within these young systems, stars formed from vast reservoirs of cold gas, gradually building ...

There are hundreds of billions of galaxies in the known universe, but scientists still have a lot of questions about how galaxies form, grow and even die. Science Trek is available to stream on ...