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

Take a journey to the James Webb Space Telescope's stunning view of giant galaxy cluster WHL0137-08. Credit: Space.com | zoom-in courtesy: NASA, ESA, CSA, Alyssa Pagan (STScI) / Acknowledgment: NSF's ...

The James Webb Space Telescope reveals a true factory for the production and dissemination of elements essential to all ...

The U.S. Postal Service has issued two new stamps featuring iconic images from NASA’s James Webb Space Telescope. The stamps, ...

The James Webb Space Telescope has revolutionized astronomy in just three years. A new project celebrates its impact on the ...

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

Two stars in Wolf-Rayet 140 collide, forming carbon-rich dust. Webb captured 17 expanding dust shells, revealing ...

Once launched, the Nancy Grace Roman space telescope will complement the already active James Webb Space Telescope. What can be expected from the next large space telescope has already been ...

Roman will be the most stable large telescope ever built, at least 10 times more so than NASA’s James Webb Space Telescope. NASA’s Nancy Grace Roman Space Telescope (courtesy: NASA/Chris Gunn) The ...

Astronomers using the James Webb Space Telescope identified over 40 stars in a galaxy 6.5 billion light-years away, thanks to gravitational lensing through galaxy cluster Abell 370. This ...

NASA's powerful Webb ... distant galaxy is possible," study co-author Fengwu Sun said in the statement from the Center for Astrophysics. "While previous studies with the Hubble Space Telescope ...

Photos from the James Webb Space Telescope have revealed more than 40 stars within the gravitationally lensed "Dragon Arc" galaxy, 6.5 billion light-years from Earth. It is the largest group of ...