A United Launch Alliance (ULA) Atlas V rocket carrying the third Advanced Extremely High Frequency (AEHF-3) satellite for the United States Air Force lifted off from Space Launch Complex-41 here at 4:10 a.m. EDT today. The AEHF constellation is a joint-service satellite communications system that will provide survivable, global, secure, protected and jam-resistant communications for high-priority military ground, sea and air assets.