The United States conducted a test launch of the U.S. Army's hypersonic missile, also known as the Dark Eagle, in Florida on Friday, capable of traveling over five times the speed of sound. Newsweek ...
A major focus in missile development of the 21st century has been hypersonic research. Hypersonic flight is achieved when an object surpasses Mach 5 (3,836 mph), and getting it right is the Holy Grail ...
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