NASA’s James Webb Space Telescope has now captured the first direct look at material within a disk encircling a massive ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

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

The James Webb Space Telescope spacecraft is located 5 degrees below the Pleiades star. As the month wears on, it travels ...

Scientists have been searching for radio signals from hypothetical alien civilizations using radio telescopes for decades.

Over the past seven decades, thousands of sophisticated spacecraft have been launched on ambitious missions to look down on ...

Comet 3I/ATLAS is warming up as it approaches the sun, causing a jet to emerge. The jet is visible in a dramatic new image.

Harvard scientist Avi Loeb warns that 3I/ATLAS could be an extraterrestrial “Trojan horse” whose presence has major ...

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

New James Webb Space Telescope observations indicate that early galaxies were more chaotic than previous results suggested.

James Webb Space Telescope (JWST) continues to peel back layers of our cosmic viewpoint: its latest discovery reveals that ...

A team led by a University of Maryland astronomer discovered big complex organic compounds in ices beyond the Milky Way for ...