Astronomy Picture of the Day · December 20, 2023

Ice Halos over Bavaria

The Astronomy Picture of the Day for December 20, 2023 is “Ice Halos over Bavaria,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Bastian Werner). The original explanation runs about 181 words.

A building is seen from a distance on white snow and with mountains in the background. An ice-crystal filled sky is seen above. Superposed on the night sky are numerous curving whisps -- halos of ice reflecting background moonlight. Please — Credit: Image Credit & Copyright: Bastian Werner Copyrighted Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“What’s causing those unusual sky arcs? Ice crystals.”

— APOD editors, December 20, 2023

Read the full explanation on science.nasa.gov

At a glance

Date: December 20, 2023
Type: Image
Credit: Credit: Image Credit & Copyright: Bastian Werner
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 181 words