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 telescope's 100-hour reexamination of one of Hubble's most iconic extragalactic images reveals extraordinary ...

The Hubble Ultra Deep Field image was a game-changer, and JWST shows with this work why it is a worthy successor to Hubble. It was designed to go beyond Hubble’s capabilities, and this is ...

So that’s exactly what we did, looking for a total of 23 days over the last decade—more than twice as long as the Ultra-Deep Field—in an even smaller region of space. (There are over 1,000 observing ...

This week astronomers with the Hubble Space Telescope project released images looking deeper into the universe than ever before. We'll talk about what might be learned from the Ultra Deep Field ...

The Hubble Ultra Deep Field is an infinitesimally slender core-sample drilled out of the universe. And yet inside it is enough vastness to do violence to a person’s common sense.