STScI Testbed (IMAGE) NASA/Goddard Space Flight Center Caption The Space Telescope Science Institute in Baltimore, Maryland, has created a testbed for evaluating different coronagraphic approaches primarily for a mission called LUVOIR. Credit Credits: NASA/STScI 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.