Over 20 years ago, the Hubble Space Telescope looked at a little patch of sky for days, with this methodical approach ...

This image from the NASA/ESA/CSA James Webb Space Telescope revisits one of the most iconic regions of the sky, the Hubble ...

The image reveals over 2,500 galaxies, many of which are seen as they were during the first billion years of cosmic history.

A James Webb Space Telescope study is setting the record straight on the ages of some known ancient galaxies, which have ...

The new image covers about a quarter of the original UDF but still contains ~2,500 galaxies, many too faint for Hubble. In parallel, the JADES team used Webb's NIRSpec spectrograph on 253 very faint ...