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United States / Early Cold War

North American XB-70 Valkyrie

A Mach 3 strategic bomber program completed as a pair of research aircraft after the operational B-70 requirement was canceled.

Archive ID: afm_0000436
North American XB-70 Valkyrie, shown in the selected representative source image.U.S. Air Force / National Museum of the U.S. Air Force / Wikimedia Commons · Public domain — U.S. GovernmentImage source

A Mach 3 strategic bomber program completed as a pair of research aircraft after the operational B-70 requirement was canceled.

Primary roleBomber
First flight1964
OriginUnited States
ManufacturerNorth American Aviation
Documented variants1
Crew modeCrewed
AirframeFixed Wing

Variants

DesignationTypeRoleRecorded operators
XB-70APrototypeBomberUnited States Air Force

Sources and further reading

Structured references supporting this aircraft family, variants, specifications, and narrative sections.

  1. North American XB-70 Valkyrie — National Museum of the United States Air Force · Tier 1