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Lockheed Martin’s mysterious hypersonic aircraft known as the SR72 appears to be continuing its march toward service, and in fact, may have even already entered lowrate initial production.

Want to learn more about hypersonic aircraft and how they work? Check out these videos!

The race to field America's first hypersonic aircraft
Figuring out GE Aerospace's hypersonic aircraft engine breakthrough
Could HERMEUS turn the hypersonic arms race on its head?


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Citations:
https://www.sandboxx.us/news/thesr7...
https://aviationweek.com/defensespac...
https://web.archive.org/web/201912071...
https://news.lockheedmartin.com/2022....
https://news.lockheedmartin.com/2021...
https://www.twz.com/41968/skunkworks...
https://www.sandboxx.us/news/hermeus...
https://www.sandboxx.us/news/geshype...