A SpaceX Falcon 9 rocket explodes Sept. 1 during fueling operation in preparation for a static-fire ... liquid oxygen tank. In the June 2015 Falcon 9 failure, a strut holding a helium bottle ...

SpaceX had plenty riding on that earlier Iridium mission. Just four months before, a fire that ignited in the upper-stage of a Falcon 9 soon turned into a fireball that destroyed the rocket ...

28 for the next launch of its Falcon 1rocket. SpaceX had been planningto launch as soon as Sept. 23 but a static fire test conducted ... 2nd stage engine[liquid oxygen] supply line,?