"History is a nightmare from which I'm trying to awake." - James Joyce

Monday, November 26, 2012

Saturn and Its Moon Tethys


On Aug. 19, 2012, the hardest-working spacecraft in the solar system, Cassini, was 2.4 million kilometers (1.5 million miles) from Saturn when it snapped this overwhelming portrait of the ringed planet. Its moon, Tethys, is in the upper left corner, dwarfed by the huge planet and its thousands of rings.

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