Data from NASA's James Webb Space Telescope has revealed dozens of small galaxies that played a starring role in a cosmic ...

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's ...

"The new brown dwarfs are the least massive known brown dwarfs. They place a new constraint on the lowest mass at which brown ...

The core portion of NASA's Nancy Grace Roman Space Telescope has successfully completed vibration testing, ensuring it will ...

New near-infrared observations by the James Webb Space Telescope highlight a tightly packed group of stars at the peculiar ...

The James Webb Space Telescope's Near Infrared Camera (NIRCam) and Mid-Infrared Instrument (MIRI) captures stunning views of ...

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

Scientists have scored a pristine view of a pair of exotic worlds orbiting a star more than 300 light-years away — one with ...

NASA's James Webb Space Telescope has captured an awe-inspiring image showcasing thousands of galaxies, forming part of the ...

NASA has just released a new documentary about the most powerful space telescope ever built, and you can watch it now.

The James Webb Space Telescope (JWST) has imaged 14 Her c, one of the coldest, oldest, and faintest planets known to date.

NASA's James Webb Space Telescope has made a groundbreaking discovery in the YSES-1 system, 300 light-years away. It revealed ...