Key Points and Summary - 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 ...
The North American X-15 did more than set records; it quietly redrew the map of what a piloted aircraft could survive at the edge of space. By pushing hypersonic flight to extremes that still stand ...
An aircraft capable of hitting 4,520 mph (nearly seven times the speed of sound) is ludicrous to even think about, but the North American X-15 achieved this, defying comparison to any other aircraft ...
A. Scott Crossfield Papers, Accession number 2006-0041, National Air and Space Museum, Smithsonian Institution. A. Scott Crossfield Papers, Acc. 2006-0041, National ...