Live coverage: 400th Proton rocket takes off with Russian satellite

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.

The Russian Progress MS-16 cargo freighter rolled out to its launch pad Friday at the Baikonur Cosmodrome in Kazakhstan, its final stop before blastoff Sunday night with more than 5,000 pounds of fuel, food, and water for the International Space Station.

A Russian Soyuz rocket launched from French Guiana on Thursday at 1154:53 GMT (7:54:53 a.m. EDT) with the SES 15 communications satellite, a U.S.-built craft designed to support in-flight connectivity, video broadcasts and airborne navigation over North America.