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.
Mission Reports
Live coverage: Proton blasts off on return-to-flight mission
A Russian Proton rocket blasted off from Kazakhstan on Friday on a critical launch aiming to complete deployment of a major multibillion-dollar global communications network for London-based Inmarsat. Liftoff occurred at 1144 GMT (7:44 a.m. EDT), but it will take more than 15 hours to put the satellite in the correct orbit.
Falcon 9
Live coverage: All systems go for launch after final Crew Dragon readiness review
SpaceX conducted a final Launch Readiness Review on Monday ahead of the scheduled liftoff Wednesday of NASA astronauts Doug Hurley and Bob Behnken on a test flight of the Crew Dragon spacecraft to the International Space Station. Launch remains set for 4:33:33 p.m. EDT (2033:33 GMT) Wednesday, weather permitting.