Summary and Key Points You Need to Know: The NASA X-43 was a groundbreaking hypersonic aircraft developed under the Hyper-X program in the late 1990s. It set records, reaching speeds of Mach 9.64, far surpassing the SR-71 Blackbird.
-The X-43 was designed to validate air-breathing hypersonic technologies, and its success marked a significant leap in aviation.
-However, despite its achievements, the program was canceled in 2004 due to a shift in NASA's strategic goals following the...