Key Points and Summary - Decades before the rumored SR-72 "Darkstar," America had already conquered hypersonic flight with the X-15 rocket plane. -In 1967, this remarkable experimental aircraft, ...

A private Chinese aerospace company has stepped into a domain once reserved for superpower militaries, unveiling a Mach 7 hypersonic missile it says can be built for roughly a tenth of the usual price ...

Summary and Key Points: Before NASA led U.S. space exploration, there was debate over whether the U.S. Air Force or the newly formed NASA should shuttle astronauts to space and in what type of craft. ...

Here’s What You Need to Know: The X-15’s Mach 6.7 flight record has remained unbeaten for over half a century. The date was October 3rd, 1967. U.S. Air Force test pilot William Knight... Here’s What ...