Live coverage of the countdown and launch of an International Launch Services Proton rocket with the Yamal 401 communications satellite for Gazprom Space Systems. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
Ariane 5
Live coverage: Ariane 5 lifts off with two U.S.-built satellites
Two communications satellites built in California launched Saturday aboard the third Ariane 5 flight of the year after unacceptable upper level winds kept the rocket grounded Friday. The European rocket lifted off from French Guiana at 2138 GMT (5:38 p.m. EDT) with payloads for DISH Network and BRI, a major Indonesian bank.
Falcon 9
Live coverage: Next SpaceX launch expected no earlier than Monday
SpaceX performed a hold-down test-firing Jan. 20 of a Falcon 9 rocket at Cape Canaveral in preparation for a launch with 60 Starlink broadband satellites, but officials delayed the missions’s planned launch Tuesday due to extreme weather in the downrange recovery zone for the first stage and payload fairing. The next possible launch attempt is expected at 9:49 a.m. EST (1449 GMT) Monday.
Mission Reports
Live coverage: Irma knocks out power at Kennedy Space Center
After making landfall in South Florida, Hurricane Irma moved north over the state before losing strength and being downgraded to a tropical storm. NASA safety officials report the Kennedy Space Center lost electricity and water pressure during the storm, but a team of emergency personnel at the spaceport is safe.