Watch the United Launch Alliance's Delta IV Heavy-lift rocket launch the classified NROL-70 mission from Cape Canaveral Space Launch Complex-37 on April 9 at 12:53 p.m. EDT. Standing at 233 feet tall and generating 2.1 million pounds of thrust, this powerful rocket, consisting of three Common Booster Cores, undergoes a dramatic stage separation. As the central core and side boosters detach, the rocket continues its journey, showcasing the precision and reliability that make Delta IV Heavy a key