20th Special Operations Squadron emblem significance: Blue background represents the sky, the primary theater of Air Force operations. Yellow refers to the sun and the excellence required of Air Force personnel. The black disc denotes the night sky, which is the theater of operations of special operations units. The band represents the unit's heritage when organized in 1976 in tri-service support of an unconventional warfare mission. The stars reflect the nine primary functions of the unit and the nine aerospace employment principles of war. The red star signifies the unit's participation in Operation J-CATCH. The green hornet symbolizes the hovering capabilities of the rotary wing aircraft that the unit utilizes in a low-level environment. The hornet's "stinger" denotes the gunship weaponry.