The James Webb Space Telescope has captured imagery of interacting elliptical and spiral galaxies known as Arp 107. Credit: ...

Certain extreme planets are called ultra-short period objects if they're very close to their stars and orbit them in mere hours, like K2-22b.

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

The most powerful telescope in history. The James Webb Space Telescope's "jewel-filled" photos are stunning. Marketing health ...

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

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

Astronomers have discovered HD 20794 d, a super-Earth orbiting in the habitable zone of a star just 20 light-years away. This ...

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

The NASA/ESA/CSA James Webb Space Telescope has captured and amazing view of the Sombrero Galaxy (Messier 104). The galaxy is ...

The United States Postal Service has issued two new stamps featuring stellar images beamed back to Earth by the James Webb ...

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

James Webb Space Telescope's findings on mysterious "little red dots" are reshaping our understanding of early galaxy ...