In today's image, we see images showing the motion of Saturn through the sky over the course of three decades. Because Saturn is more distant from the Sun, it takes a longer time to orbit. This makes a year on Saturn equal to about 29 Earth years.
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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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