In today's image, we see a crescent view of the moon of Saturn, Enceladus as images by the Cassini spacecraft. This moon is surprisingly active for such a small object, having volcanic activity that results in the expulsion of icy materials from regions near its South Pole.

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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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