In today's image, we see an image of one of the large moons of Jupiter known as Europa. This moon is interesting because it is known to have a vast subsurface ocean which leads us to consider the possibility that some type of simple life may have been able to evolve far below the surface here.

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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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