Way more delayed than that. Once upon a time, they were planning on test flights in 2017. Then 2018. Then 2019. Then 2020. Etc. https://interestingenginee

Way more delayed than that. Once upon a time, they were planning on test flights in 2017. Then 2018. Then 2019. Then 2020. Etc. https://interestingengineering.com/culture/boom-xb1-supersonic-test-flights https://interestingengineering.com/culture/boom-xb1-superson... https://www.denverpost.com/2017/06/20/centennial-boom-supersonic-airplane-design/ https://www.denverpost.com/2017/06/20/centennial-boom-supers... https://www.flightglobal.com/strategy/paris-boom-xb-1-schedule-slips-while-jal-eyes-overture/133222.article https://www.flightglobal.com/strategy/paris-boom-xb-1-schedu...