Webb's high-resolution instruments uncover distant objects, enabling studies of early stars, galaxies, and habitable ...

At this point, astronomers are used to the James Webb Space Telescope pushing the boundaries of astronomy — so it is little ...

The James Webb Space Telescope may have found dozens of elusive brown dwarfs — strange objects larger than planets but ...

The discovery of the supermassive black, thought to be within 1.5 billion years after the Big Bang, gives astronomers new ...

Astronomers have discovered a supermassive black hole in a distant galaxy that is consuming matter at an extraordinary rate, surpassing the theoretical Eddington limit by more than 40 times.

Imagery of Saturn captured by the James Webb Space Telescope is superimposed over an image captured by Hubble. "Yellows ...

The James Webb Space Telescope (JWST) is a powerful tool for exploring space, launched in December 2021. It can see faraway ...

At the heart of our Milky Way galaxy lurks a supermassive black hole about four million times the mass of the sun, called ...

James Webb Space Telescope and the W.M. Keck Observatory captured new images of Saturn's moon Titan. Credit: NASA/STScI/W. M.

Black hole in ULAS J1120+0641 has record mass compared to its galaxy. Quasar's black hole is 1.4 billion solar masses, half its galaxy's mass. Astronomers used JWST to uncover details about this ...

"The Hubble and Webb observations together provide so much more detail that they are telling us something completely new ...

NASA's Nancy Grace Roman Space Telescope team has successfully completed integration of the Roman Coronagraph Instrument onto ...