The James Webb Space Telescope’s Folding Mirrors

Performed in early March, this most recent test involved commanding the spacecraft’s internal systems to fully extend, and latch Webb’s iconic 21 feet 4 inch (6.5 meter) primary mirror into the same configuration it will have when in space. Read more: Credit: NASA’s Goddard Space Flight Center Sophia Roberts (AIMM): Producer Sophia Roberts (AIMM): Videographer Michael P. Menzel (AIMM): Videographe