Mid-infrared observations from NASA's James Webb Space Telescope, shown in white, gray, and red, are combined here with X-ray ...

An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope ...

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 2283, which is located about 45 million light-years ...

James Webb observations show TOI-561b, an ultra-hot rocky exoplanet, has a thick atmosphere that redistributes heat.

James Webb has spotted the most distant supernova ever seen, exploding just 730 million years after the Big Bang, offering ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

Astronomers have confirmed the most distant supernova, SN in GRB 250314A, which exploded just 730 million years after the Big Bang, using the James Webb Space Telescope.

The James Webb Space Telescope has been helping scientists explore the cosmos for years now, but there are still plenty of ...

In 2015, NASA celebrated the Hubble Space Telescope’s 25th year in orbit by releasing one of its most stunning images to date ...

In any other year, the supermassive black hole mentioned above would probably scoop the award for most striking outburst, but not in 2025. This year, that accolade goes to a flare designated ...