Live coverage of the countdown and launch of a Russian Soyuz rocket from French Guiana with four broadband communications satellites for O3b Networks. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
SpaceX’s first Falcon Heavy launch for the U.S. Air Force took a major step closer to liftoff with a hold-down engine firing Wednesday night at launch pad 39A at NASA’s Kennedy Space Center in Florida. Liftoff with a cluster of experimental satellites and weather monitoring craft is set for June 24.