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Half-phase Enceladus in color, 7 April 2010 Cassini saw a half-full Enceladus on 7 April 2010. The cratered terrain in the north contrasts with the "tiger striped" terrain in the south. The slanting dawn light on the terminator picks out Enceladus' ropy ridges in high relief. NASA / JPL-Caltech / SSI / color composite by Emily Lakdawalla