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

James Webb finds a hot planet that is tidally locked with its parent star, is coated with a thick atmosphere of volatile ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

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

The James Webb Space Telescope's look at the Rho Ophiuchi cloud complex. The image showcase a "small star-forming region" ...

Astronomers using the James Webb Space Telescope have captured dramatic helium streams pouring off the super-puff exoplanet ...

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

The tenth day of the 18th annual Space Telescope Advent Calendar features an enormous cloud of gas and dust, illuminated by a ...

JWST has captured exoplanet Tylos shedding its atmosphere into two giant tails, revealing how extreme stellar radiation can ...

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

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

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