The first plane in the series, the X-43A, was a single-use vehicle, of which three were built. The first X-43A was destroyed after malfunctioning in flight in 2001.

Jan 5, 2024 · An artist's conception of the X-43A Hypersonic Experimental Vehicle, or "Hyper-X" in flight. NASA made aviation history with the first successful flights of a scramjet-powered airplane at …

Key Points and Summary on X-43A - NASA's X-43A was a small, unmanned experimental aircraft that, in 2004, shattered world records by flying at nearly Mach 10 (almost 7,000 mph),...

Oct 4, 2025 · The X-43A reached an astonishing speed of Mach 9.68, or roughly 7,310 miles per hour, at an altitude of 110,000 feet. This flight set a world record for the fastest air-breathing aircraft and …

NASA's scramjet-powered X-43A has brought these goals a huge step closer to reality. On 16 November 2004 the unmanned aircraft briefly flew at a staggering 6 800 mph (11 000 km/h), …

This paper provides an overview of the final flight of the NASA X-43A project. The project consisted of three flights, two planned for Mach 7 and one for Mach 10.

2 days ago · Key Points and Summary – NASA’s Hyper-X program proved hydrogen-fueled scramjet flight with the X-43A at Mach 7–10, but its planned follow-on, the Mach 15 X-43D, died on the …