Washington (CNN) Navy pilots who think they may have seen unidentified flying objects will now have a detailed means of reporting unexplainable events so the military can keep track of what may, or may not, be happening.

"The Navy is updating and formalizing the process by which reports of any such suspected incursions can be made to the cognizant authorities," they said in a statement.

"A new message to the fleet that will detail the steps for reporting is in draft," the statement added.

The Navy does not think that aliens have been flying in US airspace, one Navy official told CNN. But there have been "a number of reports of unauthorized and/or unidentified aircraft entering various military-controlled ranges and designated air space in recent years," according to the statement.

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