What did the new space telescope see in deep space? James Webb is the largest extraterrestrial telescope in history. Its primary mirror consists of 18 hexagonal segments with a total width of 6.5 ...

Telescopes like Hubble and the James Webb Space Telescope can observe some incredibly distant galaxies, stretching all the ...

"I never dreamed of Webb seeing them in such large numbers." ...

A technician stands before six gold-plated mirror segments for the James Webb Space Telescope (JWST) mirror. The JWST's infrared viewing capability allows it see through much of the dust that ...

The James Webb Space Telescope can look deeper (and earlier) into the cosmos than any telescope before it. How much do you ...

Researchers just found an unexpected galaxy using the James Webb Space Telescope (JWST). The large swirl of stars is known as a grand-design spiral galaxy, and its exceptionally advanced age could ...

After the Hubble Space Telescope studied the oldest-known exoplanet in the galaxy, scientists used the James Webb Space Telescope to learn how planets were able to form in the early universe.

Astronomers can't agree how fast our cosmos is expanding. A new James Webb Space Telescope study has made the crisis even worse. When you purchase through links on our site, we may earn an ...

Future telescopes like James Webb and Gaia ... for replacing damaged mirrors to avoid wasting costly investments. Repair spacecraft must avoid damaging delicate telescope structures during docking.

Scientists used the James Webb Space Telescope to study planet formation. They observed the star cluster NGC 346. They found long-lasting planet-forming disks. These disks exist even with few ...