AIS is generally limited to line of sight, as the signals simply don&#x27;t carry. (AIS was designed to be a high-frequency report over relatively short distances; carrying was never a design goal.) However, there are providers for ship AIS data which have satellites listening for the radio broadcasts over open water.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Automatic_Identification_System#Satellite-based_AIS_.28S-AIS.29" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Automatic_Identification_Syste...</a><p><a href="http:&#x2F;&#x2F;www.orbcomm.com&#x2F;en&#x2F;networks&#x2F;satellite-ais" rel="nofollow">http:&#x2F;&#x2F;www.orbcomm.com&#x2F;en&#x2F;networks&#x2F;satellite-ais</a>