SpaceX is preparing for the first of three planned Falcon 9 rocket launches over the next two daysThe Starlink 6-70 mission will launch from Space Launch Complex 40 (SLC-40) at Cape Canaveral Space Force StationLaunch is set for no earlier than 3:29 a.m. EST on Wednesday, Dec. 4, with favorable weather conditionsSpaceX will also launch the Starlink 9-14 mission from Vandenberg Space Force Base and the SiriusXM-9 satellites from NASA's Kennedy Space Center