MAsh 5 He is New Mach 1. Just as the old pilots sought to break the sound and travel barrier significantly, the search now works for reliable and can be controlled for travel “non -personal”, which is generally defined as more than five times the speed of sound. During the re -introduction of the spacecraft and the intercontinental ballistic missiles, they rushed into the atmosphere for decades, they are not very midwife. The dream is compounds that can maneuver in a traditional plane. Initially, these machines will be military missiles. But some dreamers suggest that the journey of hyper sound may be possible in the end.
