Nearing Dione

As Cassini neared the Saturn moon Dione it captured this image of the moon in front of Saturn’s rings. When…

Photo

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Oliver Sacks, 1933-2015

Our favorite articles by the neurologist and writer, who died Sunday. http://ift.tt/1fP79Pd via Longform http://longform.org/

Dione

Here are a couple more images from Cassini’s final flyby of the Saturn moon Dione. The image above was taken…