Deep inside a nearby galaxy cloaked in thick clouds of gas and dust, astronomers have uncovered a surprising treasure trove ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

New research reveals how quiet galactic engines can help shape entire galaxies.

Relatedly, astronomers may have just pushed the upper size limit of what counts as a planet.

JWST and ESA’s Ariel mission plan coordinated exoplanet observations starting in 2030, combining high-resolution targeting and large-scale surveys to expand atmospheric data collection.

The James Webb Space Telescope (JWST) was designed to look back in time and study galaxies that existed shortly after the Big ...

Recent observations suggest that 'runaway' black holes are tumbling through the cosmos. Building on decades of theory, the discovery adds a remarkable new chapter to the story of the universe.

The James Webb Space Telescope (JWST) will have narrow viewing windows on February 18 and 26 to gather crucial data on the ...

Physicist Sean Carroll explains how physics, astronomy, philosophy, and classics all help us understand the expanding ...

Cosmic rays inside a dense molecular cloud were measured for the first time, helping scientists better understand how stars begin forming.

A new JWST study finds early galaxies at redshift 6–10 may be nearly as old as the universe at that time. One galaxy even appears older than cosmic age estimates, potentially challenging the standard ...

A judge disqualified a Trump administration federal prosecutor from overseeing investigations into New York Attorney General Letitia James, ruling Thursday that he is not lawfully serving as an acting ...