Not What You Think Official on MSN
Why the SR-71 could see three sunsets in one hour
Flying at 80,000 feet and Mach 3, the SR-71 could chase the edge of night and watch the sun rise and set multiple times in a ...
National Security Journal on MSN
The Mach 6 SR-72 son of Blackbird summed up with 1 punctuation mark
Key Points and Summary – For more than a decade, aviation fans have obsessed over the rumored SR-72 “Son of Blackbird,” a ...
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