New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

Mysterious little red dots threatened to overhaul modern cosmology—but new research may have solved the celestial conundrum.

NASA released full color James Webb Space Telescope images of the Carina Nebula, exoplanet WASP-96 b, Southern Ring Nebula, ...

The James Webb Space Telescope has captured amazing new imagery of Uranus along with its rings and moons. The footage shows ...

"The operations work at STScI, NASA's Goddard Space Flight Center, and other NASA contractors is funded by the operational ...

First discovered in 2009, GJ 1214 b is described by the JWST team as being “sub-Neptune-sized” - smaller than the outermost ...

On this date, President John F. Kennedy provides NASA with its strongest advocate for large space telescopes, James Webb ...

The Priority Mail 'Spiral Galaxy' and Priority Mail Express 'Star Cluster' stamps are now available in panes of four at post ...

New insights into the extreme conditions behind "disintegrating planets" reveals how they are consumed by the heat of their ...

The U.S. Postal Service has issued a new set of stamps celebrating the James Webb Space Telescope, the most powerful space ...

Through the lens of the Hubble and James Webb Space Telescopes, scientists are zeroing in on the Hubble Constant, a vital ...

The striking blue stars of the Leo P dwarf galaxy appear dashed across the lower right corner of this image from NASA's James ...