James Webb Space Telescope

Webb spots vast plume of water vapor spewing from Saturn’s moon Enceladus

1 June 2023 Astronomy Now

Despite the huge distance to its target, the Webb telescope has managed to “see” a vast plume of water vapour jetting from geysers on Saturn’s moon Enceladus.

Seeing the universe in X-rays, optical and infrared, all at once

26 May 2023 Astronomy Now

New images of two galaxies, a star cluster and the famed “Pillars of Creation” showcase the value of multi-wavelength astronomy when it comes to seeing the Big Picture.

Globular cluster mystery may be explained by short-lived ultra-massive suns

13 May 2023 Astronomy Now

Webb telescope observations indicate super-massive stars in an infant galaxy that may explain the elemental abundances in globular clusters.

Webb finds more debris rings around Fomalhaut suggesting unseen planets

9 May 2023 Astronomy Now

Webb telescope discovers nested rings of debris around the hot young star Fomalhaut, an apparent indicator of unseen planets amid the chaos of their formation.

Webb serves up baby pictures of galaxy cluster in infant cosmos

4 May 2023 Astronomy Now

In another startling discovery, the James Webb telescope has confirmed a galaxy cluster shining just 650 million years after the Big Bang.

Webb takes a “deep field” look at the Pandora Cluster, a vast galactic smash up

15 April 2023 Astronomy Now

James Webb Space Telescope provides a mesmerising look into Pandora’s Cluster, where multiple groups of galaxies are in the process of merging into a single megacuster.

Webb provides a spectacular hint of future “Deep Field” images while probing the distant past

14 April 2023 Astronomy Now

The James Webb Space Telescope is spotting “deep field” galaxies in a fraction of the time required by Hubble, providing a tantalizing hint of things to come.

Webb reveals new details – and new questions – about the Cas A supernova remnant

8 April 2023 Astronomy Now

The James Webb Space Telescope’s infrared view of the Cas A supernova remnant may help resolve questions about high concentrations of dust in early galaxies.

Webb captures detailed infrared view of Uranus, its moons and dusty rings

7 April 2023 Astronomy Now

The James Webb Space Telescope captures a detailed infrared view of Uranus, showing its dusty rings in sharp relief along with storms and the steeply-tilted planet’s polar cap.

President Biden to unveil first colour image from Webb Space Telescope

11 July 2022 Astronomy Now

President Biden will unveil the first color image from the James Webb Space Telescope Monday at the White House, heralding the end of tests and checkout and the beginning of science operations by the world’s most powerful space observatory.