Boom: Is This the Resurrection of Supersonic Travel?
Flying Magazine
JUNE 2, 2025
Concorde and the Tupolev Tu-144 cruised at Mach 2 at 60,000 feet, where their indicated airspeed was only 380 knots, but the friction of air heated their noses to 260 degrees Fahrenheit. To bring any four-engine airliner, let alone a supersonic one, from CAD screen to runway in five years would be astounding.
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