(NASA)

NASA recently released this image of Saturn and asked social media users a seemingly trick question: Can you spot the three moons pictured?

Two of them are pretty easy to see. The large satellite in the back, above Saturn's rings, is known as Enceladus. The larger moon seen below the rings is known as Rhea.

The third moon, however, is much more difficult to spot. If you look closely you should be able to see a tiny speck just above Saturn's outer ring, and off to the top left side of Rhea. That tiny speck is the third moon in the photo, Atlas, a significantly smaller satellite than the other two moons pictured.

"This view looks toward the unilluminated side of the rings from about 0.34 degrees below the ring plane," . "The image was taken in visible light with the Cassini spacecraft narrow-angle camera on Sept. 24, 2015."

Saturn has , according to NASA.

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