Elon Musk explains why SpaceX's Falcon Heavy core booster crashed

Former NASA astronaut Mike Massimino reacts to the historic test flight. SpaceX is also building a new drone ship for rocket landings at sea, he added. When SpaceX's Falcon Heavy blasted off last Tuesday (Feb. The Falcon Heavy's two side boosters landed successfully (and simultaneously) on twin pads at the nearby Cape Canaveral Air Force Station, but the center core crashed and burned. That core booster, which was expected to land offshore on SpaceX's drone ship "Of Course I Still Love You," crashed when two of three engines did not fire during a final landing burn, Musk told reporters after the launch.