Crass Spektakel@lemmy.world to NonCredibleDefense@lemmy.worldEnglish · 1 year agoHypersonic Missile Inbound!!!lemmy.worldimagemessage-square30fedilinkarrow-up1191arrow-down116file-text
arrow-up1175arrow-down1imageHypersonic Missile Inbound!!!lemmy.worldCrass Spektakel@lemmy.world to NonCredibleDefense@lemmy.worldEnglish · 1 year agomessage-square30fedilinkfile-text
minus-squareJohnDClaylinkfedilinkEnglisharrow-up26·1 year agoIt’s usually over mach 5, but originally it was used to refer to when you start needing to deal with heating up the air.
minus-squarewinterayarslinkfedilinkEnglisharrow-up18arrow-down1·1 year agoAlso around the point where jet engines kinda just stop working right.
It’s usually over mach 5, but originally it was used to refer to when you start needing to deal with heating up the air.
Also around the point where jet engines kinda just stop working right.