National Security Journal on MSN
NASA’s first X-43A crashed into the Pacific in 2001 — the two that followed set hypersonic records no aircraft has beaten in 22 years
In the early 2000s, NASA was among the first to achieve sustained hypersonic flight. As part of the broader Hyper-X program, NASA developed the X-43, a small, unmanned research aircraft powered by an ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results