Mach Mania: The 10 Fastest Jets in the World

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No. 4 SR-71 BlackBird

Speed: 2,200 mph

This aircraft reaches a speed of 2,200 miles per hour, and had to be built out of materials which could withstand the thermal barrier of Mach 3 speed, which is about 2,000 degrees Fahrenheit. This plane flew for about 40 years until it was finally retired in 1998.

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