Primary Mirror Backplane Support Structure Wing Assemblies (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption Technicians complete the primary mirror backplane support structure wing assemblies for NASA's James Webb Space Telescope at ATK's Space Components facility in Magna, Utah. ATK recently completed the fabrication of the primary mirror backplane support structure wing assemblies for prime contractor Northrop Grumman on the Webb telescope. Credit Credit: Northrop Grumman/ATK 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.