This SAE Aerospace Information Report (AIR) describes the Architecture Framework for Unmanned Systems (AFUS).AFUS comprises a Conceptual View, a Capabilities View, and an Interoperability View. The Conceptual View providesdefinitions and background for key terms and concepts used in the unmanned systems domain. The Capabilities Viewuses terms and concepts from the Conceptual View to describe capabilities of unmanned systems and of other entities inthe unmanned systems domain. The Interoperability View provides guidance on how to put it all together in a way thatsupports interoperability.