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

This is a collection of images taken during the three previous flights of the U.S. Air Force’s X-37B Orbital Test Vehicle mini space shuttle.

A replay of the United Launch Alliance Delta 4 rocket launching on the NROL-45 satellite-deployment mission for the National Reconnaissance Office from Vandenberg Air Force Base, California.

The United Launch Alliance Atlas 5 rocket, standing 189 feet tall and and weighing 720,000 pounds, unleashes 860,000 pounds of thrust from its main engine to launch the SBIRS GEO Flight 3 early-warning satellite from Cape Canaveral, Florida.