In today's image, we see a number of different ice halos and other features around the setting Sun. The features are caused by ice crystals suspended in the atmosphere and are formed by the reflection and refraction of sunlight off of these crystals.

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This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link below the image to select the photo corresponding to the date of this podcast.

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