The James Webb Space Telescope is celebrating three years from its launch. Its discoveries have already changed our ...

The James Webb Space Telescope has observed a group of massive galaxies, located about 11 billion light-years away, that have ...

NASA welcomed the new year by releasing a series of 19 gorgeous images of spiral galaxies. Combining data from the JWST’s ...

The team compared two types of galaxies: those harboring X-ray-emitting black holes and those without. Using Webb’s ...

See the year’s most striking images from the Hubble and James Webb space telescopes, NASA’s Mars rover and the best sky ...

NASA’s James Webb Space Telescope has discovered a galaxy named Firefly Sparkle, existing just 600 million years post-Big Bang and bearing similar mass to the early Milky Way. Like fireflies “dancing” ...

The galaxy filling the frame in this NASA/ESA/CSA James Webb Space Telescope Picture of the Month is NGC 2566, a spiral ...

The Webb telescope has confirmed a controversial discovery made over 20 years ago with the Hubble Space Telescope.

This image from the James Webb Space Telescope shows spiral galaxy NGC 628 in a new light. The galaxy, also known as Messier ...

To answer this question, researchers used Webb to study stars in a nearby galaxy that, much like the early universe, lacks ...

Astronomers analyzing archival images from JWST have discovered an unexpectedly vast population of the smallest asteroids ever seen in the asteroid belt between Mars and Jupiter.