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Air Force certifies SpaceX Falcon 9 flights
Air Force certifies SpaceX Falcon 9 flights

In a move that could shake up the spaceflight business, Hawthorne rocket company SpaceX has passed a key milestone toward its goal to launch the U.S. government's most sophisticated national security satellites. The upstart firm said Friday that the Air Force certified its Falcon 9 rocket after poring over data from three of the rocket's successful flights that took place over the last year. The certification represents a big step in SpaceX's efforts to break the grip entrenched aerospace giants have had on the nation's space program. SpaceX has more requirements to meet before it can formally compete for the multibillion-dollar contracts, but qualifying the three...