Webwhen a plane flies at supersonic speeds, the aircraft generates shock waves that join up and form two bigger waves. Webthe speed of sound, known as mach 1, is approximately 767 mph at sea level. Webthe quesst mission could pave the way for widespread commercial supersonic air travel over land, offering faster and more efficient transportation options. Weba new study by nasa’s glenn research center has looked at the possibility of supersonic passenger jets. Webhello all, i have a pantheon supersonic that i recently learned to pump on. Is it me, or is pumping much slower than kick pushing?