Live coverage of the United Launch Alliance Delta 4 rocket flight with the Wideband Global SATCOM 9 satellite. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
(Launch webcast begins at 7:24 p.m. EDT (2324 GMT)
Mission Reports
Cargo Dragon return delayed by poor weather
News
InSight lander’s troubled seismometer passes major test
A balky interplanetary seismic instrument that ran into technical problems in 2015, forcing a two-year delay in the launch of NASA’s InSight lander to Mars, cleared a major test last week after engineers redesigned part of the sensor package, boosting confidence that the mission will be ready to blast off in May 2018.