 Believing Marcus killed his crew , Khan engineers attacks on a Starfleet archive and Starfleet leadership , before fleeing to the Klingon homeworld Qo 'noS . Marcus arms Enterprise with 72 advanced torpedoes and sends Kirk and Enterprise to Qo 'noS to kill Harrison . Against orders , Kirk attempts to capture him alive . Upon learning the number of torpedoes on board Enterprise , Khan surrenders , revealing his identity , the presence of his followers in the torpedoes , and the reasons for his attacks . 
