The utility model discloses a solving the problem that prior art existed, finding a joint positioning system based on satellite and unmanned aerial vehicle, it is on -the -spot overhead to arrive the trouble rapid, conveniently, fixes a position through unmanned aerial vehicle, will fix a position information transfer and give command center, improvement emergency command efficiency. Including unmanned aerial vehicle, the last GPS positioner that is equipped with of unmanned aerial vehicle, unmanned aerial vehicle is connected with the unmanned aerial vehicle workstation through radio communication, and the unmanned aerial vehicle workstation is connected with the emergency satellite communication car through the cable, and the emergency satellite communication car has unmanned aerial vehicle 0 through signal connection, and unmanned aerial vehicle 0 has emergent unmanned aerial vehicle 3 through signal connection. Through implementing the utility model discloses can gain following useful technological effect: this system can fix a position fast to pass through the emergency satellite communication car with the locating information and transmit for emergent command center, supply the quick fault localization place of command post, improve commander's efficiency.