The James Webb Space Telescope has revealed dozens of tiny, distant galaxies piercing the fog of the cosmic dark age in the ...

The James Webb Space Telescope has taken another look at the potential "city-killer" asteroid 2024 YR4 and found its chances ...

The James Webb Space Telescope has just achieved an unprecedented feat by capturing a direct image of a distant, icy planet.

Astronomers studying rare star-forming galaxies reveal how the chaotic past of the universe may mirror the future of the ...

NASA’s James Webb Space Telescope has spotted an “abnormal, chaotic, and strange" planetary system 60 light-years from Earth.

Astronomers using data from NASA’s James Webb Space Telescope (JWST) have made a groundbreaking discovery, identifying a ...

New James Webb Space Telescope data reveal Pluto's high-altitude haze is a key driver of the climate on the dwarf planet, ...

JWST confirms Pluto’s haze cools its mesosphere and drives methane escape, coating Charon’s poles red. The haze absorbs UV light, heats the upper atmosphere, and re-radiates heat as infrared.

Inflation and budget issues are threatening to hobble NASA’s most in-demand telescopes.

Fresh James Webb Space Telescope images capture two young exoplanets in, providing new details about exoplanet atmospheres and formation.

Astronomers have captured silicate clouds and a mysterious disk around two giant young exoplanets, revealing surprises that ...

Dusty clouds made of sand—that may rain iron—blanket a giant planet orbiting a young, sun-like star just 310 light-years from Earth, the James Webb Space Telescope has revealed. The discovery was made ...