The teams behind two potential new space telescopes have embarked on their final design studies as they go head-to-head to ...

After over 20 years of planning and delays, the most powerful telescope of all time officially went into operation. Now, one ...

The James Webb Space Telescope (JWST) shows off its infrared capabilities once again in new imaging of the well-known ...

"We pushed our detection limit down to the brown dwarfs of the cluster, which are the smallest stars that can form!" ...

"Maybe we didn't understand the universe as well as we thought," said astrophysicist Justus Gibson of CU Boulder.

A new JWST study has revealed the true origins of a luminous quasar that has been duplicated six times as its light "zig-zags ...

The James Webb Space Telescope just captured a gorgeous image of the Sombrero galaxy. This cluster now looks more like an ...

The James Webb Space Telescope has captured images of galaxies from a time when the Universe was less than a billion years ...

Brian Greene (Cosmic String Theory) and Astrophysicist Ethan Siegel have collaborated on a National Geographic coffee-table ...

The Epoch of Reionization — the universe’s last major transition — may have happened earlier than previously thought.

The James Webb Space Telescope's brand-new image of the Sombrero Galaxy casts this city of stars in a new light — ...

The James Webb Space Telescope has identified the first-ever "Einstein zig-zag," a distant quasar lensed six times by two ...