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 first ...

I've got a guilty secret that I can now share—I loved the Delta IV Heavy rocket. No, I didn't love the price, which was preposterous, at times approaching $400 million. This precluded Delta from ...

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

ULA hoped to launch its last Delta mission last month, but there was an issue with the gaseous nitrogen pipeline which provides pneumatic pressure to the launch vehicle. There was no such issue today, ...

United Launch Alliances Delta Heavy IV rocket launch from Space Launch Complex-37 at Cape Canaveral Space Force Station in Florida for the final time. The rocket carries the NROL-70 mission for the ...

Stunning 'rocket cam' footage captures the final Delta IV Heavy launch, closing out the program after 64 years of delivering large payloads into space. When you purchase through links on our site, we ...

We have several missions coming up next week, but what is really interesting in this installment of This Week in Rocket Launches is the recap section, where you’ll find a video of the last ever United ...

After waiting almost two weeks, the Delta IV Heavy launched on its farewell flight Tuesday, giving spectators one final show. The wait, for many, was worth it. As the rocket rose into the sky, cheers, ...

CAPE CANAVERAL, Fla. - A United Launch Alliance (ULA) Delta IV Heavy rocket successfully launched the NROL-70 mission for the National Reconnaissance Office (NRO) for the final time on Tuesday ...

Update, 3:25 p.m.: The Delta IV Heavy rocket launched from Vandenberg Space Force Base. Update, 3:20 p.m.: The mission director gave the final go for launch after all parties had check in with “go” ...