CAPE CANAVERAL—Engineers at the Space Telescope Science Institute in Baltimore have begun a three-month process to align the 18 segments of the James Webb Space Telescope (JWST) primary mirror, ...

While the purpose of this image was to focus on the bright star at the center for alignment evaluation, Webb’s optics and NIRCam are so sensitive that the galaxies and stars seen in the background ...

With the James Webb Space Telescope at its final destination in orbit around the sun, now the telescope has to go through a series of alignment processes to get it ready for collecting science data.

NASA will hold a virtual media briefing at noon EDT Wednesday, March 16, to provide an update on the James Webb Space Telescope’s mirror alignment. The briefing will air live on NASA TV, the NASA app, ...

The James Webb Space Telescope (JWST) has nearly reached its desired orbit, nearly 1 million miles away from Earth. As the NASA telescope nears the second Lagrange point (L2), it will begin the ...

Webb continues on its path to becoming a focused observatory. The team has successfully worked through the second and third out of seven total phases of mirror alignment. With the completion of these ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. When we ...

Third of seven phases of optics tweaking now completed, with coarse phasing the next step. NASA says that it has successfully completed the latest stages of its three-month process for aligning the ...

Themiya Nanayakkara is affiliated with the James Webb Australian Data Centre hosted at the Swinburne University of Technology. In a huge milestone, the James Webb Space Telescope (JWST) has finally ...