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End of an era: Last ULA Delta IV Heavy triple-core rocket to lift off from Cape Canaveral
Marketed as "the most metal of rockets," United Launch Alliance's massive triple-core Delta IV Heavy roars to life amid a blazing hydrogen fireball on the launch pad, with raging flames billowing ...
TASS6y
Launch of Delta IV Heavy with US spy satellite successful — ULA
TASS/. A Delta IV Heavy rocket has successfully put into orbit a secret payload for the US National Reconnaissance Office (NRO), the United Launch Alliance (ULA) said on its website on Saturday.