The U.S. Air Force has further delayed boosting its third Orbital Test Vehicle mission by two weeks to allow more time to investigate an anomaly in the RL10 upper-stage performance in the last launch. The launch of the reusable X-37B spacecraft on the OTV-3 mission has now been slipped to Nov. 27, according to the United Launch Alliance, which manages the Atlas and Delta rocket families. During an Oct. 8 launch of the Boeing GPS IIF spacecraft, the Delta IV was observed to have ...

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