Photo date: December 15, 2016. Photographer: Mark Mahin.
The photo below shows a US flag that was at half-mast because of the death of the famous astronaut John Glenn. To the left of the flag we see a mysterious transparent orb. The middle of the orb is exactly aligned with the middle of the flag pole.
There was no fog, mist, rain or precipitation on this night. The air quality listed on airnow.gov was "good," with a level of 41. The pollen count listed on pollen.com was low, with a level of 0.1.