An SpaceX Falcon 9 rocket lifts off from the Vandenberg Air Force Base in California, the United States, June 25, 2017. Just over 48 hours after its successful launch of BulgariaSat-1, U.S. space firm SpaceX has successfully completed its second launch on Sunday with liftoff of a Falcon 9 rocket from California carrying 10 Iridium-NEXT satellites into low-Earth orbit (LEO). (Xinhua/Matt Hartman)
