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

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

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

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 ...

On December 25, 2021, the largest and most powerful space telescope, the James Webb Space Telescope, was launched into space ...

"The Hubble tension is now a Hubble crisis." The mystery of the Hubble tension has deepened with the startling finding that ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

James Webb notices three tiny dots, but NASA cannot explain them. These dots are red and scientists have discovered more ...

Hubble's discovery of expanding galaxies confirmed the universe's vastness, laying the foundation for the Big Bang theory and ...