A system for supporting an operator for navigation, comprising: - a main shipboard control unit; - a plurality of sources of information representative of a ship, the plurality of sources of information being operatively connected to the main shipboard control unit; - at least one user interface operatively connected to the main shipboard control unit; the main shipboard control unit comprising: - a navigation simulation module configured to determine, based on the information provided by the plurality of sources of information, information representative of a simulated anti-collision route of the ship, the navigation simulation module further being configured to determine, based on the information provided by the plurality of sources of information, information representative of the ship's status, the navigation simulation module further being configured to generate a message comprising the information representative of a simulated anti-collision route of the ship and information representative of the ship's status, said navigation simulation module being configured to provide such message on a data communication channel; - a message routing module operatively connected to the navigation simulation module, the message routing module being configured to send such message provided on the data communication channel from the navigation simulation module to a set plurality of recipients interested in receiving messages provided on the data communication channel; the at least one user interface being configured as a recipient interested in receiving a message provided on the data communication channel by the navigation simulation module, the at least one user interface being further configured to display a processing of such message overlapping or substituting a real navigation scenario visible by a shipboard bridge operator, the at least one user interface being a visor module wearable by a shipboard bridge operator, characterized in that the system further comprises at least one ground control station operatively connected to the main shipboard control unit, the at least one ground control station comprising a respective user interface, the user interface of the at least one ground control station being a display of a computer of the at least one ground control station provided to an operator of the at least one ground control station, the user interface of the at least one ground control station being configured as a recipient interested in receiving the message provided on the data communication channel by the navigation simulation module comprising the information representative of a simulated anti-collision route of the ship and information representative of the ship's status. - a main shipboard control unit; - a plurality of sources of information representative of a ship, the plurality of sources of information being operatively connected to the main shipboard control unit; - at least one user interface operatively connected to the main shipboard control unit; - a navigation simulation module configured to determine, based on the information provided by the plurality of sources of information, information representative of a simulated anti-collision route of the ship, the navigation simulation module further being configured to determine, based on the information provided by the plurality of sources of information, information representative of the ship's status, the navigation simulation module further being configured to generate a message comprising the information representative of a simulated anti-collision route of the ship and information representative of the ship's status, said navigation simulation module being configured to provide such message on a data communication channel; - a message routing module operatively connected to the navigation simulation module, the message routing module being configured to send such message provided on the data communication channel from the navigation simulation module to a set plurality of recipients interested in receiving messages provided on the data communication channel;