United Launch Alliance’s Delta IV Heavy rocket launched for the final time on Tuesday, bringing an end six decades of service by the Delta family of rockets. The Delta IV Heavy, which first flew ...

With intermittent clouds, rain and wind blowing through the Space Coast this week, the launch of the final Delta IV Heavy ...

The maiden voyage of Falcon Heavy ... rocket family. United Launch Alliance (ULA) is also working on its new vehicle, Vulcan, that will serve as a replacement to the Atlas V and Delta IV rockets.

The certification process, which began in 2016, was no easy feat. Vulcan had to clear 52 criteria, 18 critical subsystem ...

Today, the government uses Delta IV Heavy rockets to launch the ... expected to launch on a fully reusable booster, as is Bezos' smaller New Shepard rocket system for space tourists.