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.

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 ...

The final flight of United Launch Alliance’s Delta IV Heavy rocket took off Tuesday from Cape Canaveral, Florida, with a classified spy satellite for the National Reconnaissance Office. The Delta IV ...

The wait will continue to see the powerful Delta IV Heavy rocket blast off on its retirement flight. With minutes to go until the planned 2:45 p.m. target liftoff Thursday for the Delta IV Heavy and ...

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