https://www.space.com/james-webb-space-telescope-comet-water
The Truth Is Out There
He reported a large unknown aircraft had flown over the top of him and added: "It seems to be playing some sort of game. He's flying over me."
Valentich then said: "It's not an aircraft."
https://www.abc.net.au/news/2016-07-07/disappearance-frederick-valentich-inspired-kettering-incident/7576428
Spooked Devon dog walker says 'UFO dived into the sea'
He claims an object flew above the sea and then went underneath it, apparently 'defying the laws of physics'
https://www.devonlive.com/news/devon-news/spooked-devon-dog-walker-says-8434563
