A previously-flown SpaceX Falcon 9 rocket booster conducted a test-firing Monday at NASA’s Kennedy Space Center in Florida, ahead of a planned launch Oct. 7 with an Airbus-built communications satellite made for SES and EchoStar.

The United Launch Alliance Delta 4 rocket sits peacefully inside its mobile service gantry on Tuesday afternoon, one day before its scheduled launch of the GPS 2F-9 navigation satellite.

Making its third try after back-to-back aborts, a Falcon 9 rocket successfully launched the commercial Intelsat 35e communications satellite Wednesday from NASA’s Kennedy Space Center in Florida. Liftoff from launch pad 39A occurred at 7:38 p.m. EDT (2338 GMT).