Smooth filaments stretching for many light-years, seen by the powerful space telescope, could indicate what the right "recipe" is for dark matter.

"A bit like dinosaurs on Earth — they were enormous and primitive. And they had short lives, living for just a quarter of a million years." ...

Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such ...

Webb telescope observations hint that a scorching rocky exoplanet may hold a thick atmosphere above molten rock, defying ...

NASA’s Webb telescope and Curiosity rover inducted into TIME Hall of Fame, celebrating decades of scientific achievement, ...

An ultra-hot rocky exoplanet may be wrapped in a dense atmosphere, defying expectations about what small planets can sustain.

A faint, ancient flash of light detected by the James Webb Space Telescope (JWST) has broken the record for the most distant ...

The James Webb Space Telescope has captured an amazing view of interacting galaxies Arp 142. Arp 142 consists of a distorted ...

The James Webb captures a more panoramic image of stars and galaxies, spectacular visuals that were missed by most other ...

"We are only beginning to discover the true complexity of these worlds." ...

According to NASA, the NIRCam on the JWST has near infrared imagery that provided high-resolution imagery for the ...

The James Webb Space Telescope and other international observatories have spotted a 13-billion-year-old supernova. On Tuesday ...