Falcon 9 • Inmarsat 5 F4
Launch window: 2320-0010 GMT (7:20-8:10 p.m. EDT) Launch site: LC-39A, Kennedy Space Center, Florida A SpaceX Falcon 9 rocket will launch the Inmarsat 5 F4 communications satellite for Inmarsat of London. Inmarsat 5 F4 will be the fourth satellite in Inmarsat’s Global Xpress network. The spacecraft was originally supposed to launch on a Falcon Heavy rocket. Delayed from April 30.