text: Australia to LA in 1 hour as jet smashes speed barrier A HYPERSONIC jet fuelled by Australian technology has smashed the world speed record reaching 10 times the speed of sound at 11,265km/h.
inputs: Australia to LA in 1 hour as jet smashes speed barrier A HYPERSONIC jet fuelled by Australian technology has smashed the world speed record reaching 10 times the speed of sound at 11,265km/h.