The wait will continue to see the powerful Delta IV Heavy rocket blast off on its retirement flight. With minutes to go until ...
12monon MSN
Last launch ever for Delta IV Heavy, which'll send classified payload into orbit for National Reconnaissance Office national ...
Both of the currently active ULA launch vehicles are beginning to phase out, to be replaced by Vulcan. Just five Delta IV Heavy launches remain on the manifest, all NRO launches procured under the ...
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