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The final Delta IV Heavy launch closed a 64-year chapter in rocket history
ULA's last Delta IV Heavy carried the classified NROL-70 payload and ended a launch lineage that began in 1960. The update ...
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One Falcon Heavy launch starts around $100 million - its rival can cost up to $600 million
SpaceX developed Falcon Heavy to create a reusable heavy-lift rocket that could fly for far less money than traditional launch systems. While a Delta IV Heavy could cost around $400 million to $600 ...
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