The SR-71 could fly at Mach 3.2 (around 2,100 miles per hour)—lightyears faster than anything the Soviet Union could throw at it.
High-Flying SR-71 Meant High Prices The “SR” stands for Strategic Reconnaissance and that was the main mission. It was a record-setter in speed - flying MACH 3.2, and in altitude - hitting a ...
But only one, the legendary Lockheed SR-71 Blackbird spy plane, holds the speed record with humans on board. Back in 1976 one of these planes reached a staggering speed of Mach 3 (2,193.2 mph ...
With a top speed of Mach 3, a service ceiling of 85,000 feet, and an 11,820-foot-per-minute rate of climb, the SR-71 could fly so fast, and so high, that the supersonic jet was capable of simply ...