The aircraft crashed into a hangar at Parafield Airport during a training flight, killing the Japanese learner pilot and the Australian instructor on board.
NASA’s X-59 hangar in California serves as home for the centerpiece of the Quesst mission to open a new era of commercial supersonic air travel over land.
NASA on Wednesday is set to roll its enormous Space Launch System rocket back to the hangar for repairs, a move that will delay the launch of four astronauts on a long-awaited flight around the moon by at least a month.
