The still image of the so-called "white tic tac UFO" was screened during a major conference when former US government and military insiders were brought to together by former Blink 182 singer Tom DeLonge for his new alien research group To The Stars Academy.
The photograph was shown during an October 2017 presentation by academy member Chris Mellon, who served for almost 20 years in the US federal government in a series of national security positions.
Its use appeared to suggest the image showed the "Nimitz UFO" encountered by a US Navy crew off the coast of San Diego in November 2004.
The UFO, which was also captured on Navy radar video camera, was said to "defy the laws of physics" in its movements.
With a large version of the still image behind him on a screen, Mr Mellon told reporters: "Clearly this is not a US experimental aircraft, but whose is it?
"How did it accomplish these feats?
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