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

The James Webb Space Telescope captured massive galaxy cluster RX J2129. located about 3.2 billion light-years away. A ‘supernova-hosting galaxy’ can be seen three times, at 3 different points in time ...

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

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

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

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

James Webb’s latest images of the Pillars of Creation reveal stunning details, but astronomers suspect these cosmic towers ...

Astronomers compile a large sample of an unusual class of objects in an effort to connect the dots to the early universe.

Uncover the mysteries of galaxies with Rutgers University's new findings on Leo P, a small galaxy that started and stopped ...

New U.S. Postal Service stamps released last week feature images captured by NASA's James Webb Space Telescope.

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

Astronomers have detected fast-repeating radio bursts from a distant "dead" galaxy that should not contain the energy to ...