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.
News
Live coverage: Rosetta’s final hours
Europe’s Rosetta spacecraft closed out a historic 4.9-billion-mile journey Friday with a slow-speed crash into the nucleus of comet 67P/Churyumov-Gerasimenko, the tiny world it has studied for the last two years, capturing some of the mission’s best science data to help unravel the inner workings of the comet. Confirmation of the crash landing arrived on Earth at 1119 GMT (7:19 a.m. EDT).
Mission Reports
Two commercial satellites link up in space for first time
A Northrop Grumman robotic servicing spacecraft has hooked up with an aging Intelsat communications satellite more than 22,000 miles over the Pacific Ocean, accomplishing the first link-up between two commercial satellites in space, and the first docking with a satellite that was never designed to receive a visitor.