All three will be capable of flying at supersonic speeds.
He was by then the oldest person to fly at supersonic speed.
At supersonic speed the flight took just over three hours.
There were a lot of peculiar demands at supersonic speeds.
The scale by which supersonic speeds are measured is named for him.
Unlike the Yak-38, this aircraft was to have sustained supersonic speed.
He could fly at supersonic speeds, leaving a red energy trail behind him.
MiG-31 is limited to only 5 g at supersonic speeds.
Atmospheric forces would drive it along the ground at supersonic speed.
But supersonic speed was just not enough for a man with global interests.
