Wikipedia:
The 50th Space Wing (50 SW) is a wing of the United States Air Force under the major command of Air Force Space Command (AFSPC). It was activated on 30 January 1992, replacing the 2d Space Wing, which was deactivated on the same date. The unit is the host wing at Schriever Air Force Base, located east of Colorado Springs, Colorado. Their primary responsibility is to track and maintain the command and control, warning, navigational, and communications satellites for AFSPC. The 50th Space Wing also manages the Global Positioning System.Via.
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