Last West Coast Delta IV Heavy launches with NROL-91.
United Launch Alliance's (ULA) Delta IV Heavy rocket made its last West Coast launch on Saturday, carrying out a mission for the National Reconnaissance Office, as it moves one flight closer to retirement. Liftoff of the NRO Launch 91 (NROL-91) mission from Space Launch Complex 6 — at the Vandenberg Space Force Base in California — took place at 3:25 PM PDT (22:25 UTC).
Read the article: https://www.nasaspaceflight.com/2022/09/delta-iv-nrol-91/
Published on Sept. 24, 2022, 3:17 p.m.