Each dot visible in this image mosaic from the Near Infrared Camera (NIRCam) instrument onboard the NASA/ESA/CSA James Webb Space Telescope is the same star as imaged by each of telescope’s 18 primary mirror segments. This mosaic, taken by the NIRCam instrument onboard the James Webb Space Telescope, shows 18 images of the same star. Image credit: NASA. “Launching Webb to space was of course an exciting event, but for scientists and optical engineers,...
