USA 434, also known as Starshield 4-14, is a satellite owned by NROC and manufactured by SPXS. It was launched on October 24, 2024, from AFWTR's SLC4E using a Falcon 9 launch vehicle. The satellite has dimensions of 0.3 meters in length, 4.1 meters in diameter, and spans 29 meters, with a dry mass of 750 kg and a launch mass of 800 kg. It is powered by deployable solar arrays and its purpose is unknown, speculated to be related to imaging or SIGINT activities. The satellite's shape is described as "Box + pan" and it operates under the Starshield bus configuration.