; (3) NASA plays a critical role in supporting fundamental hypersonic research focused on system design, analysis and validation, and propulsion technologies; (4) NASA research efforts in hypersonic technology should complement research supported by the Department of Defense to the maximum extent practicable, since contributions from both agencies working in partnership with universities and industry are necessary to overcome key technical challenges; (5) previous coordinated research programs between NASA and the Department of Defense enabled important progress on hypersonic technology; (6) the commercial sector could provide flight platforms and other capabilities that are able to host and support NASA hypersonic technology research projects; and (7) in carrying out hypersonic technology research projects, the Administrator should— (A) focus research and development efforts on high-speed propulsion systems, reusable vehicle technologies, high-temperature materials, and systems analysis; (B) coordinate with the Department of Defense to prevent duplication of efforts and of investments; (C) include partnerships with universities and industry to accomplish research goals