Live coverage of the countdown and launch of an Ariane 5 rocket with the Arabsat 6B and GSAT 15 communications satellites. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
Mission Reports
Balky navigation unit prompts rare Soyuz launch scrub
Falcon 9
Musk previews busy year ahead for SpaceX
There’s a lot on SpaceX’s agenda this year if the company can maintain its pace, including refinements of the Falcon 9 rocket to hasten refurbishment between flights and the debut of the long-delayed Falcon Heavy launch vehicle with two side boosters recycled from previous missions, Elon Musk said after last week’s successful liftoff of a previously-flown rocket.
Atlas 5
Live coverage: Atlas 5 rocket blasts off from Cape Canaveral
United Launch Alliance teams at Cape Canaveral launched an Atlas 5 rocket at 6:13 a.m. EDT (1013 GMT) Thursday with the U.S. Air Force’s fifth Advanced Extremely High Frequency communications satellite. The AEHF 5 satellite will join a network of geostationary relay stations providing secure, jam-resistant video, voice and data links for the U.S. military.