Live coverage of the countdown and launch of an Ariane 5 rocket with the SES 14 and Al Yah 3 communications satellites. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
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Mission Reports
Engineers still hopeful Mars rover will wake up after dust storm
Flight controllers have not heard from NASA’s Opportunity Mars rover since June 10 when an increasingly severe global dust storm blocked out the sun, preventing its solar arrays from recharging the robot’s batteries. But the dust storm is finally abating and engineers are hopeful the long-lived rover will wake up and phone home in the next few weeks.

Mission Reports
Live coverage: Rocket Lab launches experimental satellite for DARPA
Rocket Lab’s first launch of the year lifted off Thursday at 7:27 p.m. EDT (2327 GMT) after a four-day delay to replace a video transmitter and wait for improved weather. The company’s Electron rocket launched from Mahia Peninsula on New Zealand’s North Island with a technology demonstration satellite for DARPA, the U.S. military research and development agency.