From the Bell X one to Mach six, the machines that punched through the sound barrier
Eight aircraft defined supersonic flight from Chuck Yeager's Mach 1 in 1947 to the X-15's Mach 6.7 record that still stands today.
Towersupersonic aircraft
Six active fighter jets still breaking Mach two in twenty twenty-six
Six operational fighter jets can still exceed Mach 2 in 2026, even as newer stealth designs trade speed for survivability.
Tower