X-1 was built to take a look at that space — and ultimately fly beyond it, turning into a supersonic craft. From his early yrs as being a fighter ace in earth War II to the final time he broke the audio barrier in https://flynnfzyf425768.spintheblog.com/30248078/5-simple-statements-about-the-first-supersonic-plane-in-the-us-by-chuck-yeager-explained