20 April 2025 year Fr. 13:29 (UTC) from the vandenberg airbase, California, USA using a launch vehicle «Falcon 9 Block 5» the mission was launched «NROL-145».
KA mission «NROL-145» has a completely secret nature, since the main customer is the US National Intelligence Service, and therefore the mission's purpose and KA «NROL-174» not announced and currently unknown. Information on this KA mission is available in open sources «NROL-145» absent.
«Falcon 9 Block 5» — this is the fifth and final modernization of the Falcon 9 launch vehicle, which was developed by the American company SpaceX. It is intended for multiple use, with maximum safety improvements, efficiency and reduction of start-up costs.
According to the CCS