Marshall Space Flight Center Engineers (IMAGE) NASA/Johnson Space Center Caption Darian Bryant, left, and Melissa Hopper, stowage engineers with the Payload Operations Integration Center at NASA's Marshall Space Flight Center in Huntsville, Alabama, work with NASA astronaut Barry. Credit NASA/MSFC/Emmett 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.