August 7, 2020

Live coverage: Delta 4 countdown and launch journal

February 9, 2016

A United Launch Alliance Delta 4 rocket blasted off from Vandenberg Air Force Base in California at 3:40 a.m. local (6:40 a.m. EST; 1140 GMT) today to place a secret payload into space for the National Reconnaissance Office. Follow the mission in our live journal.

Photos: NROL-45 payload fitted atop Delta 4 for launch

February 9, 2016

This collection of photographs shows the National Reconnaissance Office’s classified NROL-45 payload, already encapsulated in the Delta 4 nose cone, being moved from the payload processing facility at Space Launch Complex 6 and lifted atop the United Launch Alliance rocket for flight from Vandenberg.

ULA working to reduce five launch pads to two

April 9, 2015

The nation’s existing Atlas and Delta launch sites are vying for a future when United Launch Alliance completes its modernization with a new rocket system and downsizing to one pad on each coast.

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