Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such ...

Supergirl director Craig Gillespie told us about a promise James Gunn made to him regarding the DCU. Fortunately, Gunn kept ...

Following the release of the first Supergirl teaser trailer, we have more than 30 hi-res screenshots, offering a closer look ...

In this first look, set to the tune of Blondie’s “Call Me,” we see a largely hungover Kara getting into all sorts of intergalactic mayhem, while fielding questions about her past and the differences ...

The Extremely Large Telescope (ELT), now under construction in the Chilean Andes, is set to revolutionize the field of ...

The Hubble tension is especially troubling because it involves two sets of measurements that offer conflicting views of the ...

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

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

Galaxy clusters are the most massive objects in the universe held together by gravity, containing up to several thousand ...

“Our latest discovery helps solve a 20-year cosmic mystery,” co-lead author Daniel Whalen from the University of Portsmouth's ...

Astronomers have employed NASA's Chandra spacecraft to perform X-ray observations of a massive galaxy cluster known as SPT-CL ...

"We might lose the ability to observe about 30% of the faintest galaxies. We are at the point of starting to be able to see ...