Live coverage: Kennedy Space Center to reopen Friday

United Launch Alliance teams ran through an 11-hour countdown Friday at Cape Canaveral to rehearse procedures before the first flight of a modified Atlas 5 rocket with Boeing’s Starliner crew capsule Dec. 20.

The mission from Vandenberg Space Force Base was the seventh flight for the NRO in 2024 and included 20 Starlink satellites. Liftoff from pad 4 East occurred at 12:10 a.m. PST (3:10 a.m. EST, 0810 UTC).

View photos from the Delta 4 launch pad on the day before liftoff with NASA’s first space-bound Orion capsule.