Live coverage of the United Launch Alliance Atlas 5 rocket flight to deploy NASA’s TDRS-M data relay satellite. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
(Launch webcast begins at 7:30 a.m. EDT / 1130 GMT)
Mission Reports
Live coverage: Proton rocket launches with two U.S.-built satellites
A Russian Proton rocket lifted off at 1017 GMT (6:17 a.m. EDT) Wednesday from the Baikonur Cosmodorme in Kazakhstan. After a marathon 16-hour-long launch sequence, the Proton and its Breeze M upper stage will deploy the Eutelsat 5 West B video broadcast satellite and a robotic satellite servicing payload aiming to attempt the first-ever docking in geosynchronous orbit.