Very large black triangle with faint lights, noiseless, flying fairly low to the ground, heading south. Observed while driving to work near Centennial airport. Usually when aircraft are flying that low approaching the runway you can hear them very clearly - this craft made no noise at all.
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Centennial
USA
5 seconds
5 seconds
39.59
-104.88
triangle
CO
Occurred : 11/9/2020 05:00 (Entered as : 11/09/20 5:00) Reported: 11/9/2020 7:30:03 PM 19:30 Posted: 12/23/2020 Location: Centennial, CO Shape: Triangle Duration: 5 seconds Characteristics: There were lights on the object
large black triangle