Crass Spektakel to [email protected]English • 9 months agoHypersonic Missile Inbound!!!lemmy.worldimagemessage-square30arrow-up1189arrow-down116file-text
arrow-up1173arrow-down1imageHypersonic Missile Inbound!!!lemmy.worldCrass Spektakel to [email protected]English • 9 months agomessage-square30file-text
minus-square@[email protected]linkfedilinkEnglish21•edit-29 months agoTIL hypersonic is genuinely a distinct word from supersonic.
minus-square@[email protected]linkfedilinkEnglish23•9 months 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-square@[email protected]linkfedilinkEnglish16•9 months agoAlso around the point where jet engines kinda just stop working right.
TIL hypersonic is genuinely a distinct word from supersonic.
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.