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

“The Universe will just get colder and deader from now on. The amount of dust in galaxies and their dust temperatures have ...

New telescope instruments now reveal distant galaxies in detail, reshaping how astronomers map dark matter, star formation, ...

Researchers from the University of Minnesota Twin Cities and Université Paris-Saclay have reopened one of cosmology’s oldest ...

Using the Subaru Telescope's wide-field camera, astronomers have discovered a previously unknown structure surrounding a tiny ...

Since the James Webb Space Telescope (JWST) went into operation, red dots in its images have puzzled researchers around the ...

A seemingly impossible cluster of more than 30 galaxies crammed into a volume just 500,000 light-years across has been found ...

Astronomers spotted nine galaxies with characteristics that have never been seen as a collection before. It's possible this ...

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

Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly ...

Using JWST's Mid-Infrared Instrument, the scientists honed in on stars, all between one and eight times the mass of the sun, ...

The gaseous cocoons surrounding "little red dots" hint at their true nature, a new James Webb telescope study hints.