Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

Add Yahoo as a preferred source to see more of our stories on Google. The James Webb Space Telescope observed the same region of sky captured in the famous Hubble Ultra Deep Field image, revealing ...

Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields ...

This image from the NASA/ESA/CSA James Webb Space Telescope revisits one of the most iconic regions of the sky, the Hubble Ultra Deep Field, through the eyes of two of Webb's instruments. The result ...

The James Webb Space Telescope has pushed the edge of the observable universe deeper into the past, revealing a galaxy whose ...

The image reveals over 2,500 galaxies, many of which are seen as they were during the first billion years of cosmic history. When you purchase through links on our site, we may earn an affiliate ...

In a combined image from the two space telescopes, two star clusters shine in the darkness of space. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Will two rare supernovas finally tell us how fast the universe is expanding? Perhaps, but we'll have to wait for it for them ...

The NASA/ESA/CSA James Webb Space Telescope has topped itself once again, delivering on its promise to push the boundaries of ...

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...