NASA's James Webb Space Telescope has spotted a young galaxy dating to the early universe - called Firefly Sparkle because ...

It's the first time that scientists have witnessed clumps of stars assembling to form a galaxy like our own Milky Way and ...

"Our findings take us closer to solving a long-standing mystery in astronomy that will redefine our understanding of how ...

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

It can feel like a brain teaser, but the universe is considered everything within the universe. In the expanding universe, ...

The rate of expansion of the universe today is a figure known as the Hubble constant, which is typically measured in units of ...

A new effort to map the rumblings in spacetime caused by enormous black hole collisions paints a surprisingly loud and ...

The world's second fastest supercomputer — it used to be the fastest, before its rival machine came online earlier this month ...

The Sombrero galaxy looks entirely different in a new image by the James Webb Space Telescope. Instead of a Mexican hat, it ...

Astronomers say they are close to solving an intergalactic mystery about the creation of the universe's biggest galaxies ...

The Firefly Sparkle galaxy is so named because it resembles a "sparkle" or swarm of lightning bugs on a warm summer night.

Nicknamed the Firefly Sparkle, this galaxy existed just 600 million years after the Big Bang and gleams with 10 distinct star ...