The United Launch Alliance (ULA) Vulcan rocket lifts off Oct. 4, 2024 from Space Launch Complex-41 (SLC-41) at Cape Canaveral on the Cert-2 flight test. (United Launch Alliance via Space Force) WASHINGTON — The Space Force today announced it has certified United Launch Alliance’s Vulcan-Centaur launch vehicle to carry critical national security payloads to space — after a five month investigation into a problem with its second required flight test last October . With that thumbs up from Space