print email comment close X-43A: NASA Goes Hypersonic URL: http://www.nasa.gov/missions/research/x43-main.html Description: "NASA's X-43A research vehicle screamed into the record books ... [in November 2004], demonstrating an air-breathing engine can fly at nearly 10 times the speed of sound. Preliminary data from the scramjet-powered research vehicle show its revolutionary engine worked successfully at nearly Mach 9.8, or 7,000 mph." The site includes information about scramjet technology, mission news, articles, photos, and video clips. From the National Aeronautics and Space Administration (NASA). Publisher: National Aeronautics and Space Administration (NASA) Extra Keywords superjet jet airplane Library of Congress Subject Headings: Aeronautics Airplanes -- Scramjet engines Hypersonic planes LII Database Information: Record 4124 created by Maria Brandt on 11/19/2004 Last modification on 11/23/2004 Published: 11/19/2004   Funding agency: California State Library LII Item ID: http://lii.org/cs/lii/view/item/4124