In today's image, we see dark nebulae in the constellation of the Chameleon. The dust that makes up these nebula is formed in the outer atmospheres of supergiant stars at the end of their lives and then expelled out into the universe upon their deaths.

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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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