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WASHINGTON, March 30 (Xinhua) -- U.S. space firm SpaceX made history on Thursday as it launched an already-used Falcon 9 rocket back into space for the first time.
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WASHINGTON, March 30 (Xinhua) -- U.S. space firm SpaceX made history on Thursday as it launched an already-used Falcon 9 rocket back into space for the first time.
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