Enjoying EarthSky? Subscribe.

271,479 subscribers and counting ...

Moon halo and 2 planets

Stefan Nilsson in Sweden caught this image of the moon and planets Mars and Venus. The circle around the moon is a 22-degree halo, caused by ice crystals in the upper air.

Digitaliz.se caught this moon halo, Mars and Venus on December 6, 2016.

View larger. | Stefan Nilsson (@digitaliz.se) in Ă…hus, Sweden caught this moon halo, Mars and Venus on December 6, 2016.

What makes a halo around the sun or moon?

EarthSky’s guide to the bright planets

Deborah Byrd

MORE ARTICLES