The mirrors and instruments working together will enable the huge observatory's science observations. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

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.

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 ...

NASA's James Webb Space Telescope has reached another milestone, with the agency announcing that its main mirror is fully aligned. NASA said the Webb team completed the stage of alignment known as ...

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 ...