James Webb Space Telescope

Latest about James Webb Space Telescope

James Webb telescope spots Milky Way's long-lost 'twin' near the dawn of time

By Brandon Specktor published

The James Webb Space Telescope has discovered Zhúlóng, a candidate for the most distant spiral galaxy in the universe. The perplexing Milky Way 'twin' dates to 1 billion years after the Big Bang, and appears too big to explain.

Astronomy
a four-paneled illustration showing the progression of a planet orbiting closer to its star until it falls in

The James Webb telescope reveals the truth about a planet that crashed into its own star

By Elana Spivack published

Scientists thought they saw a distant star swallow a planet for the first time ever. But new observations from the James Webb Space Telescope suggest something very different, but equally rare, may have happened instead.

Astronomy
The RUBIES-UDS-QG-z7 spectra is laid over an image of space. The galaxy itself looks like a blurred red dot in this view.

Record-breaking 'dead' galaxy discovered by JWST lived fast and died young in the early universe

By Robert Lea published

The most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the Big Bang.

Astronomy
An image of the Milky Way captured by the MeerKAT radio telescope. At the center of the MeerKAT image the region surrounding the Milky Way’s supermassive black hole blazes bright. Huge vertical filamentary structures echo those captured on a smaller scale by Webb in Sagittarius C’s blue-green hydrogen cloud.

Space photo of the week: The chaotic heart of the Milky Way like you've never seen it before

By Jamie Carter published

The James Webb Space Telescope (JWST) has teamed up with the MeerKAT radio telescope array to explore how magnetic fields affect star formation at the chaotic center of the Milky Way.

Astronomy
Satellite images of a distant asteroid, appearing as a fuzzy pinkish dot

James Webb telescope takes emergency look at 'city-killer' asteroid 2024 YR4 ahead of close encounter in 2032

By Brandon Specktor last updated

The James Webb Space Telescope has taken its first look at the near-Earth asteroid 2024 YR4 before a perilous close approach in 2032. The telescope confirmed Earth is safe, but there is a 3.8% chance that our moon may be in trouble.

Asteroids
SPHEREx's complete field of view spans the top three images, the same region of sky is captured in different wavelengths in the bottom three.

NASA's SPHEREx telescope 'opens its eyes on the universe', taking stunning debut image of 100,000 galaxies and stars

By Ben Turner published

SPHEREx's first images — containing roughly 100,000 points of light stars, galaxies and nebulae — have confirmed that the telescope is working according to its design.

Space Exploration
Artist's illustration of the view from the seas of a potentially habitable "Hycean" exoplanet.

James Webb telescope could find signs of life on alien 'hycean' ocean worlds

By Paul Sutter published

If such worlds exist, they could be among the most common life-bearing planets in the galaxy.

Exoplanets
A photo of an orange and purple glowing ring in outer space

James Webb telescope zooms in on bizarre 'Einstein ring' caused by bending of the universe

By Jess Thomson published

The strange sight is actually two galaxies, with the light of the second warped around the one at the front as a result of its massive gravity.

Astronomy
A blurry image of Neptune with cyan-colored cloudy shapes on its surface

James Webb telescope captures auroras on Neptune for first time ever

By Skyler Ware published

The James Webb Space Telescope has successfully detected auroras on Neptune for the first time ever, finishing a job that NASA's Voyager 2 probe began decades ago.

Neptune

James Webb telescope reveals 'cosmic tornado' in best detail ever — and finds part of it is not what it seems

By Jess Thomson published

The spectacular image shows a "cosmic tornado" being burped out from a baby star.

Astronomy
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