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 ...

NASA’s Roman Space Telescope cleared its last optical quality check at Goddard Space Flight Center on May 20 and 21, ...

Four-and-a-half months after the James Webb Space Telescope's Christmas Day launch, engineers have achieved near-perfect alignment of its complex optical system, setting the stage for final instrument ...

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 ...

Segmented mirror telescopes form the backbone of modern optical astronomy, enabling apertures far exceeding the fabrication limits of monolithic mirrors. Precise piston alignment of individual mirror ...

A mosaic of images taken by the James Webb Space Telescope, showing the images of a single star as seen by the 18 segments of the spacecraft's primary mirror as part of the mirror alignment process.

This hexagonal image array captured by the NIRCam instrument shows the progress made during the Segment Alignment phase, further aligning Webb’s 18 primary mirror segments and secondary mirror using ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Stars are getting sharper in the James Webb Space Telescope's field of view. The team recently ...

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 has announced that it hit a massive milestone in getting the James Webb Space Telescope ready for science operations this summer. The telescope's mirrors are now fully aligned, and the ...

Thirty days outbound from Earth, the James Webb Space Telescope will slip into its parking orbit nearly a million miles away on Monday, an ideal spot to scan the heavens in search of faint infrared ...