An unmanned missile which may be uncoupled from a preferably propelled aircraft has a navigation and control device which has a receiver for position determination signals. The receiver is electrically connected to a first antenna, and receives signals collected by the first antenna and transmits same as position determination signals to the navigation and control device. The missile has an electrical signal input by which the missile is connected to the aircraft until it is uncoupled from the aircraft, and by which the missile is supplied with signals for position determination. The missile is provided with at least one additional antenna which is also electrically connected to the receiver.