When Glamorous Glennis, an experimental Bell X-1 aircraft built to mimic the shape of a .50 caliber bullet, shot to 700 mph (1,127 km/h) with Air Force Captain Chuck Yeager inside, it paved the way for Americans to one day travel to space. On Oct. 14, 1947, the X-1 was launched from the bomb bay Continue reading "Oct. 14, 1947: Flying faster than sound" The post Oct. 14, 1947: Flying faster than sound appeared first on Astronomy Magazine .