The cost of building the SR-71 Blackbird was approximately $33 million per aircraft in the 1960s, which translates to around $150 million when adjusted for inflation to 2023 dollars. The total program cost for the SR-71, including research and development, is estimated to be over $3 billion. Its high price tag reflected advanced technology and materials used in its design, aimed at achieving unprecedented speed and altitude for reconnaissance missions.
Black
3.5
2193 mph
Stratosphere
2200 mph
The SR-71 Blackbird was introduced into service in 1966.
It is the Lockheed SR-71 "Blackbird", a reconnaissance aircraft.
No it just flew very high to avoid radar.
About 3 times the speed of sound. (3 mach)
No it is an advanced, long range, Mach 3+ strategic reconnaissance aircraft.
The maximum speed of a SR71 is 2,200 mph at 80,000 ft.
The SR-71 Blackbird is 2,193 miles per hour fast or Mach 3, three times faster than the speed of sound.