The XB-70 Valkyrie was designed to rewrite the rules of flight—cruising at Mach 3 and soaring above 70,000 feet. But its path ...

The Ride of the XB-70 Valkyrie…Cut Short. Named the Valkyrie and designed by North American Aviation, a defense contractor back in the mid-twentieth century (that ultimately became part of ...

The SR-71 Blackbird, B-1B bomber and other military aircraft can trace some aspects of their lineage to the XB-70 Valkyrie. Unfortunately, the XB-70 story doesn't have a happy ending.

While the Saab 35 Draken may be the coolest, most futuristic combat jet ever made, when it comes to bombers that title goes to the XB-70 Valkyrie, a gigantic supersonic strategic nuclear bomber ...

The first XB-70 Valkyrie built, the XB-70A, had handling at speeds greater than Mach 2.5, and only got above Mach 3 once. So a second one was built, the XB-70B, with the wings adjusted just 5 ...

The XB-70 Valkyrie in its new home. ... Though more conservative-looking than the previous drawing, it still relied on several untested theories of aerodynamics at very high speeds.

Despite its technical triumphs and support from aviators, the XB-70’s operational future unraveled almost as quickly as it took flight. The North American XB-70 Valkyrie emerged from a United ...

One of the most popular ideas for the XB-70’s post-military career was as the first stage for a space-launching system. The Valkyrie could fly to altitudes of up to 72,000 feet, negating the ...

The experimental legacy of the iconic XB-70 Valkyrie, which made its first flight on Sept. 21, 1964. An article published on the U.S. Air Force website commemorates the 60th anniversary of the ...

It was the XB-70 Valkyrie, an experimental plane developed for the US Air Force. Its inaugural flight — 60 years ago in September 1964 — kicked off a golden era for supersonic aircraft.

In 1966, during a midair photo session following a test flight, an F-104 fighter clipped the right wing of XB-70 No. 2. The fighter rolled over the top of the Valkyrie, damaging both wings and ...