In a news conference broadcast live on NASA TV, key NASA leaders discussed the significance of the successful 500-second test of the agency's new J-2X rocket engine at Stennis Space Center on Nov. 9. The engine will provide upper-stage power for NASA's new Space Launch System being developed to carry humans deeper into space than ever before. Participating in the session were: (l to r) Dan Kanigan, Dan Dumbacher, Joan 'Jody' Singer, Stennis Director Patrick Scheuermann and Mike Kynard.