NASA Chief Outlines New Nuclear, Space Plane Efforts By Leonard David Senior Space Writer posted: 06:40 pm ET24 January 2003 NASA chief, Sean O'Keefe confirmed today White House support for the space agency to accelerate work on space nuclear power and propulsion, as well as grapple with the challenges of extended long-duration human spaceflight. O'Keefe discussed a speed up in several space research areas over NASA Television from the Marshall Space Flight Center in Huntsville, Alabama. He said that President Bush's release on February 3 of the space agency's Fiscal Year 2004 budget will carry "a number of very...