Refueling tanker ship for ships powered by liquefied natural gas LNG, as well as a liquefied natural gas LNG loading station, comprising: - at least one liquefied natural gas LNG tanker truck , located on the deck of the ship ; - a connection module for connecting the ship to the LNG supply from a supply source; - at least one loading module for loading the LNG in the tanker trucks ; - at least one distribution module for distributing the LNG linking the connection module for connecting the ship to the LNG supply and the loading module for loading the LNG in the tanker trucks ; - means of access for the tanker trucks to the ship ; - means of exit for the tanker trucks from the ship ; characterized in that - the connection module of the ship has a liquefied natural gas connection which is the LNG feed line which allows both the inlet of liquefied natural gas into the ship and the outlet of liquefied natural gas from the ship, as well as a boil-off gas (BOG) connection which is the LNG vapor line ; - the distribution module being able to transfer the liquefied natural gas between the connection module and the loading module , while the boil-off gas (BOG) flows between the loading module and the connection module in operations for loading tanker trucks , and in operations for refueling other ships, the liquefied natural gas flows between the loading module and the connection module and the boil-off gas (BOG) of the tanker trucks is connected to the boil-off gas (BOG) manifold through the LNG vapor line to control pressure; - the loading module for loading LNG in the tanker trucks is a loading/unloading module for loading/unloading the LNG in/from the tanker trucks . - at least one liquefied natural gas LNG tanker truck , located on the deck of the ship ; - a connection module for connecting the ship to the LNG supply from a supply source; - at least one loading module for loading the LNG in the tanker trucks ; - at least one distribution module for distributing the LNG linking the connection module for connecting the ship to the LNG supply and the loading module for loading the LNG in the tanker trucks ; - means of access for the tanker trucks to the ship ; - means of exit for the tanker trucks from the ship ; characterized in that - the connection module of the ship has a liquefied natural gas connection which is the LNG feed line which allows both the inlet of liquefied natural gas into the ship and the outlet of liquefied natural gas from the ship, as well as a boil-off gas (BOG) connection which is the LNG vapor line ; - the distribution module being able to transfer the liquefied natural gas between the connection module and the loading module , while the boil-off gas (BOG) flows between the loading module and the connection module in operations for loading tanker trucks , and in operations for refueling other ships, the liquefied natural gas flows between the loading module and the connection module and the boil-off gas (BOG) of the tanker trucks is connected to the boil-off gas (BOG) manifold through the LNG vapor line to control pressure; - the loading module for loading LNG in the tanker trucks is a loading/unloading module for loading/unloading the LNG in/from the tanker trucks . <EOS>