SpaceX (@SpaceX) “@Space_Station @NRO_gov @USSF_SSC About eight minutes after liftoff of each miss” — TopicDigg
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@Space_Station @NRO_gov @USSF_SSC About eight minutes after liftoff of each mission, the Falcon 9 first stages and Falcon Heavy’s side boosters will return to the launch site at our landing zones in Florida and California, announcing their arrival with a sonic boom
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