Does anyone know what this is?

There was a noticeable halo around the moon last night in Tucson, Arizona. No it’s not a camera artifact, and was visible to the naked eye. All of my friends were stunned by it.

There was a noticeable halo around the moon last night in Tucson, Arizona. No it’s not a camera artifact, and was visible to the naked eye. All of my friends were stunned by it.