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 ...

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.

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 ...

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 ...

Meanwhile, audio from air traffic control shared on the YouTube channel VAS Aviation revealed an air traffic controller telling the Delta flight they would have “the best show for the rocket ...

With the launch Friday and another Falcon 9 flight Monday (this one with a booster on its 15th mission), SpaceX has launched Falcon 9 rockets 423 times. The fleet leader, Booster No. 1,067, has now ...

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 ...

There's United Launch Alliance, which finally debuted its long-delayed Vulcan rocket and flew two Atlas V missions and the final Delta IV mission, and Rocket Lab, which launched 16 missions with ...