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

403K views · 3.4K reactions | Let’s relive liftoff of the final Delta IV Heavy rocket carrying NROL-70 for the National Reconnaissance Office and closing Delta’s six-decade legacy of excellence in space! #TheDeltaFinale | United Launch Alliance | Facebook

369K views · 3.8K reactions | Watch a preview video of what you can expect during the Delta IV Heavy rocket's flight. At the request of our customer, live coverage of the NROL-82 mission will conclude after payload fairing jettison approximately seven minutes into flight. Watch on YouTube: https://www.youtube.com/watch?v=1l1ZqsHVkr8 | United Launch Alliance | Facebook