July 19, 1963: Cracking the 100-Kilometer-High Barrier … in a Plane

When I was a kid, the X-15 pilots were my heroes more than the astronauts

I must have built the X-15 model a dozen times as a kid. Living in the SF valley in those days made us witnesses to aviation glory. Sonic booms, red glare and distant roars on the horizon from a rocket engine test facility, Edwards AF base nearby….