In today's image, we see an example of a planetary nebula. This is known as the Any Nebula for its distinctive shape. The reason that it formed this specific shape is unknown and a topic of research.

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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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