TechLive: SpaceX launches secret mission for US Space Force

SpaceX is set to launch a Falcon 9 rocket on the classified USSF-153 mission for the US Space Force. The three-hour window opens at 8:37 a.m. Pacific time from Vandenberg Space Force Base in California. After separation, the first-stage booster is expected to land on a drone ship in the Pacific; it is scheduled to be the booster’s 27th flight.