A collection of pad photos from the United Launch Alliance Atlas 5 rocket flight carrying the NROL-55 cargo for the National Reconnaissance Office.
Photo Credit: United Launch Alliance
See earlier NROL-55 coverage.
Our Atlas archive.
Delta 4
Five more Delta 4-Heavy flights in ULA backlog after final “single stick” launch
The last Delta 4 launcher to fly in a single-core configuration rumbled into space Thursday morning from Cape Canaveral with a GPS navigation satellite, leaving United Launch Alliance with five more Delta 4-Heavy missions on contract through late 2023 before the Delta rocket family retires from service.
