In today's image, we see tube globular star cluster known as M15. Globular star clusters are some of the oldest objects in the universe, many having formed within a billion years or so after the Big Bang.

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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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