T' Rocket Mavericks team put together a beauty o' a project, aimin' for Mach 3 and 100000 ft. Arrr! altitude, launched in t' Black Rock Desert, Nevada. Begad! T' team is still diagnosin' why it created a huge crater instead o' leavin' t' atmosphere... Blimey! 22 ft. Avast! tall  540 lbs Q booster stagin' at 45K ft. t' a P motor (~6x t' thrust o' a cruise missile booster)