Jet.Nerd on Instagram: "The SR-71 Blackbird wasn’t just fast… it was a machine that literally OUTRAN missiles. 🚀🖤 Here’s why this aircraft is still unmatched today 👇 The Blackbird could fly at Mach 3+, over 85,000 ft, with a skin temperature so hot the jet expanded mid-flight. 🔥 It leaked fuel on the ground because the titanium panels only sealed when heated at speed. 😳 Its engines—part turbojet, part ramjet—were so advanced that after Mach 2.5, the shockwaves did most of the compression wo