The North American XB-70 Valkyrie, a Cold War-era bomber, was a technological marvel designed to fly at Mach 3 and at 70,000 feet, circumventing Soviet air defenses through speed and altitude.

The XB-70 Valkyrie could hit Mach 3 — but it never went into full-scale production. ... 1966, while conducting high-speed flight research, the XB-70 collided with NASA's F-104N chase plane, ...

XB-70 Valkyrie: An experimental supersonic aircraft, the XB-70 took to the skies five years before Concorde. NASA/Divds Super fast: The XB-70 was capable of flying at just over 2,000 miles per ...

The experimental legacy of the iconic XB-70 Valkyrie, which made its first flight on Sept. 21, 1964. ... NASA employed the XB-70 to investigate supersonic flight operations, ...

Photo: NASA. At first glance, the Valkyrie doesn't seem to be a plane developed in the late 1950s and early 1960s. ... That makes the remaining XB-70 Valkyrie one of a kind.

The first NASA XB-70 flight occurred on April 25, 1967, the last one was on Feb. 4, 1969 when the aircraft made a subsonic structural dynamics test and ferry flight from Edwards AFB to Wright ...

The XB-70 Valkyrie epitomizes early Cold War aviation. It was a wild design that pushed the limits of performance and technology. But despite its speed, it couldn't keep up with the times.

The North American XB-70 Valkyrie was the largest and fastest bomber ever built by the United States, but the massive six-engine Mach 3.0-capable jet never entered production.

The XB-70 Valkyrie, the most advanced American bomber of its era, made its maiden flight in clear blue skies over the Mojave Desert. Skip to content. All Sections. Subscribe Now. 80°F.

What You Need to Know: The XB-70 Valkyrie, a Cold War-era strategic bomber prototype designed to replace the B-52, is now on display at the National Museum of the U.S. Air Force.Developed to fly ...

XB-70 Valkyrie: An experimental supersonic aircraft, the XB-70 took to the skies five years before Concorde. NASA/Divds Super fast: The XB-70 was capable of flying at just over 2,000 miles per ...