Episode Details

In today's image, we see the Eiffel Tower in the foreground and the Moon above in the sky. Around the Moon, we see a lunar corona - this is a quantum mechanical effect caused by many rain drops which all have a similar size and each color of light by a different amount.

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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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