In today's image, we see the set of galaxies known as Markarian's Chain. This is a group of galaxies that appear in a line - they are part of the Virgo Cluster - a nearby galaxy cluster to our own smaller Local Group of galaxies.
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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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