
‘Son of Blackbird’: US secret hypersonic jet may unleash 4,000 mph speed in
2025
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The SR-72 will be the fastest operational airframe ever built, with an
anticipated top speed exceeding Mach 5.
At over 100 feet (30 meters) in length...
2 hours ago
3 comments:
ha ha!
LOL!!!
Is that why I feel like I've died and gone to Heaven everytime I eat one???
Miss Em
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