On June 5, 2026, NASAsexperimental X-59aircraft flew faster than the speed of sound for the first time,setting the stage fordemonstratingits quiet supersonic capabilitieslater this year. NASA test pilotJim Clue Lesstook offand landedat Edwards Air Force Basein California, reaching a top speed of approximately Mach 1.1 (713 mph). Theflight lasted 81minutes,withthe team focusing on flying qualitiesatboth []