The long queue of satellites waiting on launches aboard SpaceX’s Falcon rockets — a backlog the company says is worth $7 billion — will stay grounded while investigators determine what caused a Falcon 9 booster to disintegrate after liftoff Sunday.
SpaceX will kick off a busy 2015 calendar playing catch-up, with liftoff of a Dragon supply ship for the International Space Station set for Tuesday after a delay from December.