Launch Date: July 25, Wednesday Launch Window: 11:39:26 GMT (7:39:26 a.m. EDT; 4:39:26 a.m. PDT) Launch site: SLC-4E, Vandenberg Air Force Base, California Booster Recovery: ASDS - JRTI Booster Type: B1048 - New Block 5 Orbit: LEO 9600 kg A SpaceX Falcon 9 rocket will launch 10 satellites for the Iridium next mobile communications fleet. This will be the next to last Iridium launch. Iridium NEXT | Iridium Satellite Communications This will be the 13th SpaceX launch of the year. The third Block 5 launch. The sixth new booster launched. Nine boosters reused.