Live coverage: Debut flight of Astra’s satellite launcher scrubbed

Live coverage of the countdown and launch of Astra’s Rocket 3.0, also known as “1 of 3,” from Pacific Spaceport Complex – Alaska in the first of two missions planned through DARPA’s Launch Challenge. Text updates will appear automatically below. Follow us on Twitter.

DARPA plans a live webcast of the final countdown and flight of Astra’s Rocket 3.0. The webcast is scheduled to begin at 3 p.m. EST (11 a.m. Alaska time; 2000 GMT) Monday, March 2, and will be available on this page.