At approximately 0327 MDT the pilot of a Delta B767 flying at 37,000ft reported seeing 3-4 white lights circling above his aircraft.

The pilot reported that the lights were well above him and maneuvering in a very unusual way. Specifically, the were all flying in a large orbital pattern in the horizontal plane well above him. There is no military use airspace in the area, and there was no known satellite activity. When the pilot was asked what he thought it could be - a satellite, other aircraft - civilian or military, he replied that it was nothing that he had ever seen before. The pilot stated that he has seen the Starlink satellite, and it was nothing like that. The specific location of the sighting was 45 miles from the Cheyenne VOR on the 065 degree radial.