Lunar Halo
Light from the moon is refracted by the hexagonal ice crystals in high-altitude cirrus clouds and forms a visible halo.
In this photo, Mars is visible within the ring just to the right of the Moon.
Orion is at the bottom of the photo.
Canon EOS-1D Mark II N, f/6.3 @ 15 mm, 20s, ISO 400, No Flash
© Bill & Sandy McConaghy
