jwst
Latest about jwst

'We had less than a 2% chance to find this': James Webb telescope uncovers baffling 'Big Wheel', one of the most massive galaxies in the early universe
By Themiya Nanayakkara published
Astronomers using the James Webb Space Telescope have discovered an object they've dubbed 'Big Wheel,' a gargantuan galaxy spinning through the early universe and growing larger by the second.

'I was astonished': Ancient galaxy discovered by James Webb telescope contains the oldest oxygen scientists have ever seen
By Ben Turner published
Scientists have made the record-breaking detection of oxygen in an ancient galaxy that existed just 300 million years after the Big Bang. The detection is prompting astronomers to rethink how quickly stars and galaxies formed in the young universe.

Space photo of the week: James Webb telescope's view of the Flame Nebula is a 'quantum leap' forward for astronomers
By Jamie Carter published
Trained on the spectacular Flame Nebula, the Hubble and James Webb Space Telescopes went hunting for the smallest stars in the universe.

James Webb telescope spots 'rogue' planet with a cake-like atmosphere barrelling through space without a star
By Abha Jain published
The James Webb Space Telescope has spotted a 'rogue' cosmic object barrelling through our galaxy without a star, and covered in clouds of iron and magnesium minerals.

'It's extremely worrisome.' NASA's James Webb Space Telescope faces potential 20% budget cut just 4 years after launch
By Tariq Malik published
Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, affecting science.

'Utterly cataclysmic': James Webb telescope spots 2 alien planets disintegrating before our eyes
By Sharmila Kuthunur published
In world-first observations, the James Webb Space Telescope is watching two distant alien planets "spilling their guts into space" as they rapidly disintegrate — and scientists are elated at what they've found.

'Like a family photo of our solar system': The James Webb telescope is watching 2 alien planets being born before our eyes
By Evan Gough published
Aimed at the nearby star PDS 70, the James Webb Space Telescope is watching newborn planets take shape before our eyes in uprecedented detail.

Space photo of the week: James Webb telescope shocks scientists with image of ancient galaxy roaring back to life
By Jamie Carter published
The James Webb Space Telescope has zoomed in on Leo P, a tiny galaxy with some big things to say about star formation.

In emergency decision, James Webb telescope will study 'city-killer' asteroid 2024 YR4 before its close approach to Earth
By Brandon Specktor published
In a rare "time-critical" decision, the James Webb Space Telescope will study the true size of the "potentially hazardous" asteroid 2024 YR4 twice over the next few months. The asteroid has a roughly 2.3% chance of impacting Earth in 2032.
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.