ULA’s first Vulcan rocket lifts off from Space Launch Complex-41 at 2:18 a.m. EST on January 8, 2024. (United Launch Alliance photo) WASHINGTON — The United Launch Alliance’s Vulcan has two national security missions on its launch manifest this year, but given that the Space Force has yet to certify the heavy-lift rocket, it will likely be difficult to pull off either mission before 2025, a Space Force official said today. ULA launched its second certification flight in October, roughly a month