The second X-43A hypersonic research aircraft and its modified Pegasus booster rocket accelerate after launch from NASA's B-52B launch aircraft over the Pacific Ocean on March 27, 2004.
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The second X-43A hypersonic research aircraft and its modified Pegasus booster rocket accelerated after launch from NASA’s B-52B launch aircraft over the Pacific Ocean on March 27, 2004. The mission originated from the NASA Dryden Flight Research Center at Edwards, CA. Minutes later the X-43A separated from the Pegasus booster and accelerated to its intended speed of Mach 7.March 27, 2004NASA Photo / Jim Ross› X-43A Project Description