Now, ending an era in American spaceflight, the 16th and final Delta IV Heavy rocket is scheduled to lift off at 1:40 p.m.

CAPE CANAVERAL SPACE FORCE STATION, Fla. – United Launch Alliance (ULA) has set a new launch date for the final Delta IV Heavy rocket after a technical issue caused a scrub for the first attempt.

United Launch Alliance (ULA) successfully launched a Delta IV rocket in the early hours of Friday morning, carrying out the AFSPC-6 mission for the US Air Force. The launch, which took place from ...

The probe launched atop at United Launch Alliance Delta IV Heavy rocket on Sunday from the Cape’s SLC-37 at 03:31 Eastern. The Parker Solar Probe began as an idea in the Outer Planet/Solar Probe ...

Delta IV Heavy rocket. One is capable of crusing down the highway with a gross combined weight rating (vehicle, passengers and trailer) of 25,400 pounds. The other is easily capable of lifting ...

A NASA spacecraft may have made history, flying closer to the sun than any object sent before. The Parker Solar Probe had been on course to fly around 6.1 million kilometres from the surface of the ...

At 320 feet tall, Blue Origin's New Glenn rocket is massive, standing taller than the SpaceX Falcon Heavy and ULA Delta IV Heavy rockets. When Jeff Bezos' company Blue Origin launches its New ...

A graphic below compares New Glenn to the Saturn V and United Launch Alliance's powerful Delta IV Heavy rocket. If successful, Blue Origin's New Glenn rocket will be certified to carry Department ...