All Five Layers of Webb Sunshield (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption All 5 layers of the Webb telescope sunshield installed at Northrop Grumman's clean room in Redondo Beach, California. The five sunshield membrane layers are each as thin as a human hair. Credit Credits: Northrop Grumman Corp. Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.