Westchester County Airport (HPN) is a general-aviation and commercial airport in White Plains, NY. It was the departure point for netjets flight NJE426K on July 4, 2026; about ten minutes after takeoff the crew reported a near miss with an unidentified “large silver object” at 15,800 ft near the NY/NJ border. See src-netjets-silver-object-near-miss-2026-07.