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

Astronomers have found a potential new piece of the ongoing puzzle over “little red dots” (LRDs). It’s a distant smudge in the sky reminiscent of the mysteriously compact, crimson orbs that keep ...

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

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

Using its Near-InfraRed Camera (NIRCam), NASA’s James Webb Space Telescope (JWST) captured unprecedented details on the Red Spider Nebula. For the first time, the new view reveals the nebula's ...

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

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 ...

RIT Associate Professor Jeyhan Kartaltepe co-authors paper led by NASA’s Jet Propulsion Laboratory revealing new details about dark matter.

Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are built at rather ...

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

This cosmic question mark, seen in 2024, is courtesy of galaxy cluster MACS-J0417.5-1154, which is so massive that it is ...