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 ...

Blue Origin, company founded by billionaire Jeff Bezos, will launch massive New Glenn rocket. You can livestream coverage on ...

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 ...

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 ...

With the launch Friday and another Falcon 9 flight Monday (this one with a booster on its 15th mission), SpaceX has launched ...

which is itself derived from the Delta Cryogenic Second Stage used on the Delta IV rocket line. These two firsts included a prolonged time from leaving the launch pad to the stage firing for the ...

The 320-foot-tall rocket is set to launch from Canaveral ... Launch Complex 37 taking over the pad that saw the final ULA Delta IV Heavy liftoff in 2024. Both sites are under environmental ...

SpaceX put the final countdown in the books for the Space Coast early Tuesday adding one more to the record pace of launches for the year.

and was supposed to qualify the rocket to run national security missions like Falcon 9, and like Atlas V and Delta IV before it. But there was a problem. As I noted in October, the Federal ...