The Aviationist on MSN
Going Hypersonic: A Look at the Record-setting X-15
An important part of data collection for the United States space program, the North American X-15 had astonishing performance ...
National Security Journal on MSN
The Mach 6.7 X-15 ‘Hypersonic Rocket Plane’ Has a Message for the U.S. Air Force
The X-15 was a rocket-powered research aircraft that pushed human flight to the edge of space and deep into the hypersonic regime. -Air-launched from a B-52, three X-15s flew 199 missions between 1959 ...
Key Points and Summary - In 1967, USAF Major "Pete" Knight set a world speed record that remains "unbroken" 68 years later. -Flying the X-15A-2 rocket plane (Flight 188), Knight reached an astonishing ...
A. Scott Crossfield Papers, Accession number 2006-0041, National Air and Space Museum, Smithsonian Institution. A. Scott Crossfield Papers, Acc. 2006-0041, National ...
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