Live coverage: Delta 2 launches

The United Launch Alliance Atlas 5 rocket lifted off from Cape Canaveral at 8:37 a.m. EDT (1237 GMT) today to deploy a classified satellite in service to the national security of the United States. Follow the mission in our live journal.

SpaceX launch crews rolled out the company’s next Falcon 9 rocket to pad 39A at the Kennedy Space Center in Florida, then lifted the two-stage launcher vertical for a hold-down engine firing Thursday in preparation for launch next week with a South Korean-owned commercial communications satellite.

Japan’s Hayabusa 2 mission returned to Earth Saturday after a six-year mission to collect samples from asteroid Ryugu. The mission’s sample return capsule landed in in the Australian outback around shortly before 1 p.m. EST (1800 GMT) Saturday.