(Launch webcast begins at 5:29 a.m. PDT)
Live coverage of the United Launch Alliance Atlas 5 rocket on the NROL-55 mission with a classified payload for the National Reconnaissance Office. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
Russian cosmonaut Alexey Ovchinin and NASA astronaut Nick Hague landed safely downrange in Kazakhstan on Thursday after a Soyuz booster failure cut short their ascent into orbit from the Baikonur Cosmodrome toward the International Space Station. The emergency landing was the first Soyuz in-flight abort since 1975.
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