Watch a replay of the Delta 4 NROL-47 launch

This time-lapse video shows the “chopstick” mechanism lifting the Starship atop the Super Heavy booster Saturday ahead of the inaugural test flight of the fully-stacked rocket from SpaceX’s Starbase facility in South Texas.

As the internal investigation continues into the first stage performance trouble on the last Atlas 5 rocket launch, the next mission on the manifest has slipped to May 27.

The United Launch Alliance Atlas 5 rocket, standing 191 feet tall and and weighing 720,000 pounds, unleashes 860,000 pounds of thrust from its main engine at 9:49:51 a.m. local time today to launch the secret NROL-79 payload for the U.S. National Reconnaissance Office from Vandenberg Air Force Base, California.