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

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

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

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

"JADES-ID1 is giving us new evidence that the universe was in a huge hurry to grow up." ...

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

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

For years, the James Webb Space Telescope has been spotting enormous black holes in the early universe that defy all ...

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 ...

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

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which launched on Dec. 25, 2021, this anniversary marks an important transition.