TIME Magazineのインスタグラム(time) - 6月24日 07時09分

On Earth, we’re used to seeing a crescent moon—so much so that we barely pay attention to it. But imagine seeing three crescent moons at the same time. This is what NASA’s Cassini spacecraft captured on March 25, 2015. The rare image shows three of Saturn’s 62 moons: Titan (the largest moon in this photograph), Rhea and Mimas. Photograph by @NASA/JPL-Caltech/Space Science Institute. Find out more on time.com/science

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