Morning Overview

Aircraft

NASA’s quiet-supersonic X-59 reached the speed and altitude its mission demands

NASA’s X-59 research aircraft has flown at Mach 1.4 and 55,000 feet, the combination planned for its future community-overflight mission. Reaching those conditions shows that the unusual airplane can enter its intended operating point. It does not yet prove that the sound reaching the ground will match the program’s quiet-thump goal. The milestone followed the […]