Delta IV Heavy rocket launches NASA's Parker Solar Probe to study the sun

Historic Rocket Launch Cam Footage: Delta IV Heavy

Final Delta IV Heavy rocket gets new launch date after scrub

SpaceX Falcon Heavy vs. Delta IV Heavy: 4 Key Differences

VANDENBERG AIR FORCE BASE, Calif. – Team Vandenberg supported the successful launch of a United Launch Alliance Delta IV Heavy rocket carrying a National Reconnaissance Office payload from Space Launch Complex-6 here, Saturday, Jan. 19, at 11:10 am PST. | Vandenberg Space Force Base

'Most metal of rockets' Delta IV Heavy soars for final time, launching top secret mission

Delta IV Heavy's delay means three back-to-back Space Coast launches

The Delta IV Heavy, a rocket whose time has come and gone, will fly once more