It's the world's largest rocket entirely fueled by liquid hydrogen, a propellant that is vexing to handle but rewarding in its efficiency. The Delta IV Heavy was America's most powerful launch ...

Delta IV Heavy made its debut in 2004. At that time, it was the most powerful rocket launched from Cape Canaveral save the Saturn V & space shuttles. The massive Delta IV Heavy has 3 Delta IV core ...

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 ...

Editor's note: FLORIDA TODAY's Space Team was at Cape Canaveral covering the final launch for ULA's Delta IV Heavy rocket when ULA called a scrub at 2:47 p.m. EDT Thursday, March 28. Next attempt ...

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 ...

MANY HERE HOPING THAT HOLDS The Delta IV Heavy and ULA launch teams are tracking no issues for the last launch of the Delta series of rockets, a legacy that dates back to the early days of ...

CAPE CANAVERAL SPACE FORCE STATION — Space lovers far and wide got to see United Launch Alliance’s Delta IV Heavy rocket take off for the last time on Tuesday afternoon. The 235-foot rocket ...

Editor's note: FLORIDA TODAY's Space Team was at Cape Canaveral covering the final launch for ULA's Delta IV Heavy rocket when ULA called a scrub at 2:47 p.m. EDT Thursday, March 28. Next attempt ...

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.

The Delta IV Heavy, a rocket that briefly bursts into flame just before it lifts off, is set to launch for the last time soon. Credit... Supported by By Kenneth Chang April 2: This article was ...

The Delta IV Heavy's West Coast work is done. The powerful United Launch Alliance (ULA) rocket launched a hush-hush satellite for the U.S. National Reconnaissance Office (NRO) from Vandenberg ...

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 ...