Astronomers used the James Webb Space Telescope for the largest and deepest sample of galaxy groups, some of which were up to ...

The signal from the planet’s atmosphere has reached what scientists call “three-sigma” certainty, meaning there’s about a 0.3% chance the detection happened by accident. For scientists to confidently ...

Astronomers have spotted around a dozen of these weird, rare blasts. Could they be signs of a special kind of black hole?

Recent observations from the James Webb Space Telescope (JWST) challenge earlier theories about a 2020 cosmic event, where a ...

NASA’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) has captured a stunning view of supernova remnant ...

Astronomers using the James Webb Space Telescope have discovered Zhúlóng, the most distant known spiral galaxy, existing just ...

At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, ...

Thanks to JWST, we've learned key details about methanol — a key building block for organic compounds necessary for life — on ...

A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But ...

It is a small area of the sky, equivalent to holding a square of one millimeter by one millimeter at arm’s length. But tens ...

Two new research studies explore how a stellar nursery in the heart of the Milky Way is affected by the region’s strong ...

One of the most famous and beautiful cosmic sights shows its colors in this new image from the Hubble Space Telescope. The Veil Nebula is the remnant of a massive star which exploded in a supernova 10 ...