Webb Space Telescope: Sunshield’s Second and Third Layers are Fully Tight
The first three layers of the observatory’s kite-shaped sunshield, measuring 47 feet broad and 70 feet long, have been tensioned by the Webb team. Mid-afternoon, the first layer was finished, fully tight and in its final shape. The second layer was started at 4:09 p.m. EST today, and it took 74 minutes to complete. The … Read more