Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...

"There is a growing chasm between theory and observation related to the early universe, which presents compelling questions ...

This NASA/ESA/CSA James Webb Space Telescope Picture of the Month brings us a scene from the distant universe. Pictured here ...

Webb Space Telescope creates most detailed dark matter map ever, revealing invisible cosmic scaffolding connecting 800,000 ...

Scientists are now certain that James Webb will break every such record until the earliest observable light is eventually ...

With an image from the James Webb Space Telescope, NASA finds clues outside the solar system that explain crystals born in ...

Data from the James Webb Space Telescope was used to create the largest, highest resolution map of dark matter, just ...

The James Webb Space Telescope has detected the most distant galaxy ever observed, MoM-z14, offering new insight into star formation and galaxy growth in the early universe ...

A spectacular new image from the James Webb Space Telescope reveals intricate structures inside the Helix Nebula, where a ...

The James Webb Space Telescope snapped its sharpest image of the area around a black hole, solving a long-standing galactic mystery.

"The knowledge of these will ultimately help us understand the formation of the first stars and planets and how our own Milky Way came into being." ...

The NASA/ESA/CSA James Webb Space Telescope has topped itself once again, delivering on its promise to push the boundaries of ...