Dark stars are not exactly stars, and they are certainly not dark.

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

The universe is not just large - it is structured in layers that grow exponentially in size. Solar systems form galaxies, ...

A newly-detected spinning galaxy filament is reshaping our understanding of cosmic structure, gas flows, and the origins of ...

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from ...

Most smaller galaxies may not have supermassive black holes in their centers, according to a recent study using NASA's Chandra X-ray Observatory. This contrasts with the common idea that nearly every ...

Astronomers from several nations found fourteen hydrogen-rich galaxies placed along a narrow stretch over 5.5 million ...

Black holes, born from dying stars, are cosmic giants that grow by consuming matter and merging with others. While invisible ...

JWST spots a mature early-universe spiral as CERN reveals how light nuclei form in extreme collisions, challenging core ...

A space telescope and AI teamed up to analyze a million galaxies and learn what triggers supermassive black holes the most.