Watch live as a United Launch Alliance (ULA) Delta 4 Heavy rocket flies for the final time Liftoff from Space Launch Complex 37 at Cape Canaveral Space Force Station is scheduled for 12:53 p.m. EDT (1653 UTC) on Tuesday, April 9. The three-core liquid hydrogen fueled rocket is carrying a top secret payload for the U.S. military's spy satellite agency, the National Reconnaissance Office (NRO). Our live coverage from Cape Canaveral, with commentary by Will Robinson-Smith, will begin about 90 minutes prior to launch. The NROL-70 mission on behalf of the National Reconnaissance Office (NRO) will mark the 16th and final launch for the Delta IV Heavy rocket. Videos like this are made possible by the support of our members. Join this channel to get access to perks: null