A passenger has gone overboard from the Sun Princess cruise ship.

News sources are reporting that a 73 year old man has disappeared from the Princess cruise ship which was sailing from Western Australia to Darwin.

The man was reported missing by his wife.

A search was conducted approximately 40 nautical miles north of Cape Londonderry.

NT News reports that the cruise ship was joined by patrol ship HMAS Maryborough, and three aircraft were involved in an aerial search. Although the weather was good, the missing passengers was not rescued or his body located.

The Sun Princess cruise ship was sailing on a 16-day cruise from Fremantle to Sydney.

Professor Ross Klein reports that 207 people have gone overboard since 2000. 

Image Credit: marinetraffic.com via NT News