The second X-43A hypersonic research aircraft and its modified Pegasus booster rocket left the runway, carried aloft by NASA's B-52B launch aircraft from the NASA Dryden Flight Research Center at Edwards, CA, on March 27, 2004.
EC04-0092-05
The second X-43A hypersonic research aircraft and its modified Pegasus booster rocket left the runway, carried aloft by NASA’s B-52B launch aircraft from the NASA Dryden Flight Research Center at Edwards, CA, on March 27, 2004. About an hour later the Pegasus booster was launched from the B-52 to accelerate the X-43A to its intended speed of Mach 7.March 27, 2004NASA Photo / Jim Ross› X-43A Project Description