James Webb Space Telescope
Latest about James Webb Space Telescope

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.

NASA's new SPHEREx space telescope to launch in February — it can do what the JWST can't
By Monisha Ravisetti published
SPHEREx is slated to launch Feb. 27 on a SpaceX rocket. It is meant to map the entire night sky in infrared — something even the JWST can't exactly do.

'Impossible' black holes detected by James Webb telescope may finally have an explanation — if this ultra-rare form of matter exists
By Andrey Feldman published
Observations from the James Webb Space Telescope reveal monster black holes in the early universe that seem to have grown too big, too fast. New research points to a strange form of dark matter as a possible culprit.

Space photo of the week: James Webb and Hubble telescopes unite to solve 'impossible' planet mystery
By Jamie Carter published
New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where planets formed in the early universe.

Supermassive black holes in 'little red dot' galaxies are 1,000 times larger than they should be, and astronomers don't know why
By Robert Lea published
"Our measurements imply that the supermassive black hole mass is 10% of the stellar mass in the galaxies we studied."

Mysterious 'ice balls' in space baffle astronomers
By Ben Turner published
Astronomers have discovered two strange objects that could be young stars — except they're completely surrounded by ice.

'Our model of cosmology might be broken': New study reveals the universe is expanding too fast for physics to explain
By Ben Turner published
Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New findings risk turning the tension into a crisis, scientists say.
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