Photos: Morelos 3 satellite wrapped up in Atlas nose cone

United Launch Alliance placed a new satellite in orbit with a fiery Friday night blastoff from Cape Canaveral, using a version of the Delta 4 rocket that is nearing retirement to supplement a U.S. military network relaying signals from drones and battlefield commanders.

Spaceflight Now Members can watch a time-lapse replay of the Atlas 5 rocket’s rollout to pad 41 at Cape Canaveral Air Force Station before the launch of the U.S. Air Force’s AEHF 5 communications satellite.

A SpaceX Falcon 9 rocket fired its nine first stage engines for a brief hold-down firing Friday at Cape Canaveral, passing a key milestone before launch July 24 with a Dragon space station resupply ship.