Over 20 years ago, the Hubble Space Telescope looked at a little patch of sky for days, with this methodical approach catching the light of galaxies that existed when the universe was not even 1 ...

The image reveals over 2,500 galaxies, many of which are seen as they were during the first billion years of cosmic history. The James Webb Space Telescope has returned to the scene of one of the ...

The James Webb Space Telescope observed the same region of sky captured in the famous Hubble Ultra Deep Field image, revealing thousands of distant ancient galaxies. Credit: ESA / NASA / CSA / G.

The James Webb Space Telescope observed the same region of sky captured in the famous Hubble Ultra Deep Field image, revealing thousands of distant ancient galaxies. - ESA / NASA / CSA / G. Östlin / P ...