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

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

48K views · 1K reactions | Launch highlights! ULA's #DeltaIV rocket lifts off on Jan. 12, 2018, with the #NROL47 mission for the National Reconnaissance Office. | United Launch Alliance | Facebook

Launch highlights! Highlights from the Feb. 10 early morning #DeltaIV launch, which successfully delivered #NROL45 to orbit for the National Reconnaissance Office | United Launch Alliance

10K views · 507 reactions | Watch a preview video of what you can expect during the Delta IV Heavy rocket's flight on Wed. At the request of our customer, live coverage of the NROL-44 mission will conclude after payload fairing jettison approximately seven minutes into flight. Watch on YouTube: https://youtu.be/rp1alc74k28 | United Launch Alliance | Facebook