Halloween ghost of the summer sun
Bruce McClure in Astronomy Essentials | October 30, 2019
At mid-northern latitudes, the star Arcturus sets about 2 hours after sunset around Halloween. It sets at the same point on the horizon as the summer sun. It’s a Halloween ghost of the summer sun and an echo of long summer afternoons.
[TABLE="width: 800, align: center"]
[TR]
[TD="align: left"]

Look northwest in the...