Near-infrared images from the James Webb Space Telescope revealed five early universe galaxies merging within a large halo.

What was the universe like in the first few hundreds of millions of years after it came into existence? How did the first ...

Using data from the James Webb Space Telescope, astronomers have discovered dormant galaxies with a wide range of masses in ...

Overlooked galaxies from when the universe was younger than 2 billion years old could be the ancestors of other ancient and modern monster galaxies.

The universe is awash in islands of matter — some 100 billion galaxies make up the basic building blocks of the cosmos.

Rochester Institute of Technology scientists have once again used data from the James Webb Space Telescope (JWST) as part of the Cosmic Evolution Early Release Science (CEERS) Survey to change the way ...

Astronomers have discovered the earliest and most distant galaxies confirmed to date using data from the James Webb Space Telescope. The telescope captured light emitted by these galaxies more ...

Scientists are debating whether a trail of galaxies reveals the origins of two weird dark matter–free galaxies.

New observations by NASA's Hubble Space Telescope are expanding astronomers' understanding of the ways in which galaxies continuously recycle immense volumes of hydrogen gas and heavy elements ...

A new Big Bang model does away with speculative elements, putting gravitational waves at the forefront of the creation of ...

Hundreds of galaxies have been playing a cosmic game of hide and seek, and astronomers just tagged them "it". Using radio telescopes to peer through the dense plane of the Milky Way, researchers ...