A supermassive black hole embedded in an early galaxy likely starved the galaxy of gas needed to form young stars, new ...

The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

There may not be as nearly as many small galaxies in the early universe as astronomers predict there should be, which has big ...

Most astronomers agree that young galaxy clusters should be relatively cool compared to older ones. But researchers recently ...

Imagine hearing a sound that began its journey before our galaxy even existed. That is what astronomers are doing now. They ...

The James Webb Space Telescope caught a glimpse of these violent bundles of gas and stars. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The ...

"We have discovered a galaxy that has been 'perfectly preserved' for billions of years, a true archaeological find that tells us how the first galaxies were born and helps us understand how the ...

Astronomers have spotted one of the oldest "dead" galaxies yet identified, and found that a growing supermassive black hole ...

Astronomers announced the discovery of a starless cloud of hydrogen gas, a pristine relic of the cosmos that is almost as old ...

A spiral galaxy, shaped much like our Milky Way, has been found in an era when astronomers believed such well-formed galaxies could not yet exist. Two astronomers from India have identified a ...

Astronomers have found something the universe wasn’t supposed to have: a galaxy cluster blazing with hot gas just 1.4 billion ...

The Big Bang theory has dominated our understanding of the universe’s origin for almost 100 years. It describes a moment when all of space, time, and energy were born from a single infinitely dense ...