A Minotaur IV rocket sent multiple classified payloads skyward for the U.S. National Reconnaissance Office from California's Vandenberg Space Force Base on Wednesday (April 16).
Minotaur 4 rocket, repurposed from intercontinental ballistic missile, launches secret US spy satellites to orbit from California (video)
Source: space
Source Link: https://www.space.com/space-exploration/launches-spacecraft/rocket-repurposed-from-intercontinental-ballistic-missile-launches-secret-us-spy-satellites-to-orbit-from-california