Mach 15? NASA’s 1st Hypersonic Jet Concept That Never Flew But Is Still Relevant Today

Decades before hypersonics entered today's headlines, NASA drafted an aircraft that bordered on surreal. Discover the story ...
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 ...
autoevolution

Two NASA F-15 Jets Chase Each Other Over the Mojave Desert, Do Something Unprecedented

We've talked a lot over the past few years about the NASA X-59 experimental aircraft, and chances are that the number of new bits of info concerning the plane will only increase in the coming months.
FlightGlobal

NASA reveals details of X-59’s first flight, describes programme as ‘validation’

NASA has disclosed further details of its X-59 Quesst supersonic demonstrator's maiden flight on 28 October, marking the ...