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

NASA's SPHEREx telescope launches soon, mapping the universe in 102 infrared colors to reveal cosmic evolution, inflation, ...

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

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

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

"Our measurements imply that the supermassive black hole mass is 10% of the stellar mass in the galaxies we studied." ...

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

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

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

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

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

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