The 21st Space Wing closed its Morón Optical Space Surveillance System, known as Detachment 4, 21st Operations Group, in Morón, Spain, March 31.
Situated south of Seville and north of Naval Station Rota in the province of Andalucía, MOSS was a large telescope used to detect, track and identify manmade deep-space objects in support of the U.S. Strategic Command space control mission. The unit reported new foreign and domestic launches to the Joint Space Operations Center and to the National Air and Space Intelligence Center.
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