Live coverage of the countdown and launch of an Ariane 5 rocket with the Sky Muster 2 and GSAT 18 communications satellites. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
Delta 4
Live coverage: Delta 4 launches from California with spy satellite
United Launch Alliance kicked off its 2018 launch campaign with a Delta 4 rocket flight at 2:11 p.m. PST (5:11 p.m. EST; 2211 GMT) Friday from Vandenberg Air Force Base in California. Gusty winds forced officials to call off a launch attempt Wednesday, and technical problems halted a countdown Thursday multiple times. The Delta 4 launched with a top secret spy satellite for the National Reconnaissance Office.
Mission Reports
Successful Proton launch deploys Eutelsat satellite, first Mission Extension Vehicle
A Proton booster rocketed away from the Baikonur Cosmodrome in Kazaskhtan Wednesday with a Eutelsat television broadcasting craft and the satellite industry’s first commercial in-space servicing vehicle. The successful launch marked the first commercial Proton mission under the auspices of International Launch Services in more than two years.