The James Webb Space Telescope has uncovered unexpectedly mature galaxies in the young universe, challenging existing models ...

The James Webb Space Telescope captured this image of a young galaxy cluster, MACS J0553.4-3342.

The age of the Universe is usually presented as a simple number: about 13.8 billion years. It sounds settled, almost tidy.

Just as the dinosaurs didn't disappear but rather evolved into birds, cosmic dinosaurs in the form of the JWST's Little Red ...

Astronomers found the most distant nuclear disc ever seen, showing galaxies became organized far earlier in the Universe than ...

Astronomers have discovered the secrets of early galaxies that pumped the infant cosmos full of dust, but by studying a much ...

A giant planet had been hiding inside one of astronomy’s most closely studied planetary systems, concealed by a bright disk of cosmic dust. Webb revealed Beta Pictoris d through atmospheric traces of ...

Credit: ESO / Digitized Sky Survey 2 Astronomers found the missing giant architect of a famous young star system — a world ...

Earlier visible-light observations by NASA's Hubble Space Telescope could not show the galaxy's central region because dust blocked the view.

Fabian A black hole does not simply vacuum up everything around it. Most of the time, even a supermassive black hole — an ...

The space-based observatory has revolutionized the way we see space, and it can now add another remarkable accomplishment to its growing list. Reading time 2 minutes Since it began its science ...

Researchers studying the universe's "Pink Planet" have discovered an unexpected feature in its atmosphere: clouds made of salt. A team of astronomers led by Northwestern University used the James Webb ...