5 9 ▁ ▁Red es ign ated : ▁ 1 3 th ▁Str ateg ic ▁Miss ile ▁Division , ▁ 1 ▁January ▁ 1 9 6 3 ▁– ▁ 2 ▁July ▁ 1 9 6 6 ▁▁▁ 9 0 th ▁Str ateg ic ▁Miss ile ▁Wing , ▁ 1 ▁July ▁ 1 9 6 3 ▁ ▁Red es ign ated ▁ 9 0 th ▁Miss ile ▁Wing , ▁ 1 ▁September ▁ 1 9 9 1 ▁ ▁Red es ign ated ▁ 9 0 th ▁Space ▁Wing , ▁ 1 ▁October ▁ 1 9 9 2 ▁ ▁Red es ign ated ▁ 9 0 th ▁Miss ile ▁Wing , ▁ 1 ▁July ▁ 2 0 0 8 ▁– ▁present ▁▁ 8 0 9 th ▁Com bat ▁Support ▁Group , ▁ 2 1 ▁February ▁ 1 9 6 3 ▁– ▁ 3 1 ▁July ▁ 1 9 7 2 ▁▁ 4 th ▁Str ateg ic ▁Miss ile ▁Division , ▁ 3 0 ▁June ▁ 1 9 7 1 ▁– ▁ 2 3 ▁August ▁ 1 9 8 8 ▁ ▁Tw enti eth ▁Air ▁Force , ▁ 1 ▁September ▁ 1 9 9 1 ▁– ▁present ▁ ▁Inter cont inental ▁ball istic ▁miss ile ▁facilities ▁▁▁ 3 8 9 th ▁Str ateg ic ▁Miss ile ▁Wing ▁ ▁SM - 6 5 ▁Atlas D / E , ▁ 1 9 6 0 – 1 9 6 5 ▁▁▁ 5 6 4 th ▁Str ateg ic ▁Miss ile ▁Squadron ▁( 6 ▁miss iles ) ▁▁ 5 6