The Advanced Orion satellites require the combination of the Delta IV Heavy rocket’s lift capability, long-duration upper stage, and huge, 65-foot-long (19.8-meter) trisector payload fairing ...

I've got a guilty secret that I can now share—I loved the Delta IV Heavy rocket.. No, I didn't love the price, which was preposterous, at times approaching $400 million. This precluded Delta ...

ULA's Delta IV Heavy rocket is set to launch one last mission to orbit, ... The 235-foot-tall (72-meter), two-stage Delta IV Heavy rocket consists of three booster cores, ...

Delta IV Heavy made its debut during a December 2004 ... as the organization designed the upper stage of the ... including a live webcast with live tweets and updates, kicks off about two ...

The 16th and final flight of the Delta IV Heavy will launch the NROL-70 mission for the National Reconnaissance Office (NRO), deploying an intelligence satellite into a geostationary orbit.

The United Launch Alliance's (ULA) Delta IV Heavy rocket lifted off from Space Launch Complex-37 (SLC-37) at Cape Canaveral Space Force Station in Florida at 12:53 p.m. EDT (1653 GMT) on April 9 ...

Tuesday, April 9: ULA Delta IV Heavy final launch. The Delta IV Heavy rocket will lift off from Cape Canaveral, Florida, with a classified payload on the NROL-70 national security mission ...

Tuesday, April 9: ULA Delta IV Heavy final launch. The Delta IV Heavy rocket will lift off from Cape Canaveral, Florida, with a classified payload on the NROL-70 national security mission ...

The Delta IV rocket, weighing 1.6 million pounds (725,748 kg) when fully fueled, consists of a triple-booster lower stage that produces 2 million pounds of thrust at launch, and a single-engine ...

The U.S. Air Force could clear the Delta IV rocket for flight as soon as May as an investigation into a mishap with the Pratt & Whitney Rocketdyne RL10B-2 upper stage winds down.