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This week in Edwards history

On June 23, 1961 Major Robert M. White became the first person to exceed Mach 5 when he flew the X-15 to a speed of Mach 5.27 (3,603 mph).

On June 23, 1961 Major Robert M. White became the first person to exceed Mach 5 when he flew the X-15 to a speed of Mach 5.27 (3,603 mph).

EDWARDS AIR FORCE BASE, Calif. --

On June 23, 1961 Major Robert M. White became the first person to exceed Mach 5

when he flew the X-15 to a speed of Mach 5.27 (3,603 mph). 

Breaking barriers since 1947 - Celebrating 70 years of supersonic flight.