For a little perspective
See that little white dot in the lower right of the above photograph? That is the Earth. That is you, me, and everyone we know. All of humanity, in fact, with all its attendant joys and sorrows. I'd say the only thing the image needs is a little arrow with the phrase "You are here."The spacecraft Cassini, which has been circling the planet Saturn since 2004, took the opportunity of a solar ecl…