United Launch Alliance launched a classified National Reconnaissance Office spy satellite on a Delta 4 Heavy rocket April 26 at 1:47 p.m. Pacific from Space Launch Complex-6 at Vandenberg Air Force ...

Delta IV Heavy rocket, retirement is on hold − for a little longer. When is United Launch Alliance's massive Delta IV Heavy rocket going to launch? The much-anticipated Delta IV Heavy rocket will ...

It's the final countdown for Delta IV Heavy, United Launch Alliance's powerful rocket. And it's one you won't want to miss. When it launches. At 2:47 p.m. EDT Thursday, March 28, ULA called a scrub.

Thursday’s launch has been scrubbed. Officials said they will make another attempt to launch the rocket at 1:37 p.m. Friday. The rocket will carry the NROL-70 mission for the National Reconnaissance ...

CAPE CANAVERAL, Fla. — United Launch Alliance teams have set a new target date for the final launch of their Delta IV heavy rocket after a previous attempt was scrubbed late in the countdown last week ...

A United Launch Alliance Delta 4 Heavy launched NROL-70 at 12:53 p.m. Eastern from Space Launch Complex-37 at Cape Canaveral Space Force Station. Credit: ULA webcast COLORADO SPRINGS — In a historic ...

OVERALL. WHILE A SWANSONG FOR A HEAVY LIFT ROCKET FROM THE CAPE TOMORROW, DELTA ROCKETS ARE A FAMILIAR SIGHT ON THE SPACE COAST, OF COURSE, WITH EARLY VERSIONS DATING BACK TO THE 1960S. OUR SPACE ...

Delta IV Heavy, we're ready for your fiery − and final − show. The last launch ever for United Launch Alliance's powerful rocket is one you won't want to miss. The Delta IV Heavy rocket will attempt ...

Delta IV Heavy made its debut during December 2004 demo flight from Florida's Launch Complex 37. United Launch Alliance's last Delta IV Heavy triple-core rocket will launch on the NROL-70 national ...

What is Delta IV Heavy? Delta Heavy refers to United Launch Alliance's Delta IV Heavy rocket. The ULA rocket made history for its transportation of the NASA Parker Solar Probe in 2018 and the first ...

Add Yahoo as a preferred source to see more of our stories on Google. At 2:47 p.m. EDT Thursday, March 28, ULA called a scrub. Previously, it was scheduled at 2:45 p.m. EDT, 1:40 p.m. EDT and 2:03 p.m ...

A classified satellite for the U.S. National Reconnaissance Office launched into orbit aboard a United Launch Alliance Delta 4 Heavy rocket on Saturday. The NROL-91 spy satellite lifted off at 3:25 ...