The next launch attempt of a Delta IV Heavy rocket from Vandenberg Air Force Base remains up in the air pending results of additional testing, United Launch Alliance representatives said Saturday. On ...

The final United Launch Alliance (ULA) Delta IV Heavy rocket carrying the NROL-70 mission for the National Reconnaissance Office (NRO) lifts off from Space Launch Complex-37 on April 9 at 12:53 p.m.

With SpaceX champing at the bit to begin construction of a new Starship launch site at Cape Canaveral Space Force Station, demolition began Thursday to remove structures used by the previous tenant, ...

ULA successfully launched a giant Delta IV rocket this afternoon that's supposed to be carrying a secret spy satellite into space for the National Reconnaissance Office. The rocket, manufactured by ...