James Webb Space Telescope is finding that between the brightest stars, the cosmic skyscrapers, there are much fainter stars, meaning early galaxies are more massive than we believed.

Because the planets in our solar system are so bright, they flood the telescope's sensors with more light than they can ...

Freshly spotted, but probably already dead.

Little red dots appear all over images from the James Webb Space Telescope. They may belong to a new cosmic category called ...

In the Lion Nebula, the oxygen-rich central star has died and left behind a white dwarf that is effectively “cooking” the ...

James Webb's NIRCam and MIRI instruments uncovered fine gas and dust structures inside the Lion Nebula. The nebula's ...

The James Webb Space Telescope has revealed faint, small stars in early galaxies, suggesting these cosmic structures are far ...

The discovery happened while the team was using the telescope's NIRSpec, or Near-Infrared Spectrograph, to study the ...

New images from the James Webb telescope show a galaxy with a trio of supermassive black holes. Two of them appear to be locked in a tight tango.

NASA said that the nebula itself has two distinct layers, with the outer one looking smooth and round, and the inner one looking irregular and lumpy.

When NASA launched its $10 billion James Webb Space Telescope in 2021, scientists hailed the mission as the greatest achievement of its kind in over three decades. Soon, however, scientists noticed a ...

James Webb Space Telescope is finding that between the brightest stars, the cosmic skyscrapers, there are much fainter stars, ...