"He reported that he had observed an object zooming past his plane at considerable speed." by T.K. Randall via Unexplained-Mysteries Over 45 years ago, pilot Frederick Valentich vanished without a trace after encountering a UFO off the coast of Australia. When it comes to aviation mysteries, most people will likely think of Amelia Earhart or Malaysia Airlines Flight 370, but there is another, perhaps even stranger, aviation enigma that has prompted endless debate and has stumped investigators for the better part of five decades. It centers around 20-year-old Frederick Valentich, a young pilot who had rented a single engine plane from Victoria's Moorabbin Airport on October 21st, 1978 with the intention of flying to King Island which was situated around 125 miles away. Everything had been going fine until, at 7pm, he initiated communications with Melbourne Airflight Service Controller Steve Robey to ask if there were any other aircraft in the area. He reported that he had observed an