The experimental Mk-II Aurora broke that silence on November ... which aims to produce a quieter sonic boom. These efforts reflect growing interest in commercializing supersonic technology ...

This speed generates shock waves that create a loud “sonic boom,” powerful enough to startle ... working on its own advancements, with its Aurora aircraft achieving Mach 1.1 and setting ...

That is, unless a new design could dispense with the sonic boom. Enter NASA’s latest—and by far sleekest—experimental aircraft, the X-59. The 100-foot-long, 29-foot-wide X-59 is the ...