Live coverage of the countdown and launch of a SpaceX Falcon 9 rocket from Vandenberg Air Force Base in California with the Jason 3 ocean altimetry mission. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
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Falcon 9
SpaceX to debut satellite-dimming sunshade on Starlink launch next month
A new sunshade, or visor, designed to reduce the brightness of SpaceX’s Starlink broadband Internet satellites will debut on the company’s next launch, a measure intended to alleviate astronomers’ concerns about impacts on observations through ground-based telescopes, SpaceX founder Elon Musk said Monday.

Falcon 9
Dragon cargo capsule reaches space station for second time
A commercial Dragon spacecraft glacially approached the International Space Station on Wednesday, allowing a robotic arm controlled by Japanese astronaut Norishige Kanai to reach out and grapple the supply ship as it soared 250 miles over Africa, completing SpaceX’s 14th mission to the research complex, and the second by the same capsule.