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  • PLA Aerospace Force Base 37

    Base 37 is the PLA’s base for early warning and space situational awareness, likely now under the command of the PLA’s new Aerospace Force (PLAASF). Observable elements of Base 37 appear to be engaged in research on a wide array of space situational awareness (SSA) topics, and units directly

  • China can track GSSAP

    A Chinese technical assessment on the U.S. Geosynchronous Space Situational Awareness Program (GSSAP) satellites from April last year revealed China’s deepening analysis of U.S. space domain awareness (SDA) capabilities.  The Chinese have moved beyond describing U.S. SDA systems, and have begun

  • Chinese Research in Space-Based Space Surveillance

         Space Surveillance is a subset and contributor to space situational awareness (SSA), which in turn, is a subset and contributor to space domain awareness (SDA). To clarify the purpose and scope of this paper, these three terms are defined and their relationships illustrated.      SDA is the