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

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

The James Webb Space Telescope has confirmed the most distant, early galaxy in the known universe. The new contender, MoM-z14 ...

The James Webb Space Telescope has pushed the edge of the observable universe deeper into the past, revealing a galaxy whose ...

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

NASA's James Webb Space Telescope has spotted a young star flinging heat-formed crystals outward on a cosmic conveyor belt, ...

Findings allow scientists to learn more about dark matter’s influence on stars, galaxies, and planets ...

For years, the James Webb Space Telescope has been finding surprises in the early cosmos. Now it has once again pushed the boundary of the observable universe.

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

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

Dark matter is a mysterious substance that glues galaxies together. This map from the James Webb Space Telescope could help ...