Watch a live view of the Atlas 5 launch pad with countdown audio (members only)

The addition of a U.S. Air Force communications satellite has capped the assembly of a 218-foot-tall United Launch Alliance Delta 4 rocket at Cape Canaveral set for liftoff the evening of March 13.

This collection of photographs shows the Air Force’s Global Positioning System 2F-12 navigation satellite being encapsulated in the United Launch Alliance Atlas 5 nose cone and hoisted atop the rocket for flight on Friday morning.

Here’s a look by the numbers of the previous Delta 4 flight history and the remaining flights of the rocket named Delta.