Delta 4
ULA to launch Delta 4 Heavy for its 12th mission, four more to go before rocket is retired
NROL-44 is the first of the final five missions to be flown by Delta 4 Heavy between now and 2024
For Air Force launch competition, ULA will offer Vulcan and Atlas, but not Delta
Bruno said ULA is confident that Vulcan will be ready to fly Category C payloads by 2023.
Air Force awards ULA $1.18 billion contract to complete five Delta 4 Heavy NRO missions
The award covers the launch operations costs for five classified NRO missions — NROL-44, NROL-82, NROL-91, NROL-68 and NROL-70.
ULA’s Delta 4 Heavy down to final five missions
Gary Wentz, ULA’s vice president of government and commercial programs, said the last Delta 4 heavy mission is currently slated for the second half of 2023.
ULA receives contract for what could be the final Delta 4 Heavy mission
The production of the third Delta 4 Heavy rocket under this contract is expected to be completed by January 2024.
NASA launches Parker Solar Probe mission to study the sun up close
A NASA mission to travel closer to the sun than any previous spacecraft is on its way after a successful launch from Cape Canaveral Aug. 12.
Delta 4 replacement ready by 2023, top general says
The Air Force expects a replacement for the Delta 4 Heavy rocket will be ready by 2023, with one of several vehicles under development able to take its place.
ULA successfully launches Air Force satcom satellite into orbit
The Delta 4 carrying the Wideband Global Satcom 9 satellite lifted off at 8:18 EDT.
ULA delays launch of Air Force satellite due to Delta 4 booster issue
The launch was scheduled for March 8, carrying WGS-9, the Air Force’s next Wideband Global Satcom satellite.
