Two Mirrors Arrive at NASA Marshall (IMAGE) NASA/Goddard Space Flight Center Caption The Marshall Space Flight Center received two mirrors in the first shipment in December 2008. NASA and Ball Engineering technicians guide the mirrors into the center's X-ray and Cryogenic Facility's vacuum chamber for testing. Credit NASA/MSFC, E. Given Usage Restrictions None License Licensed content 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.