550-saturn-from-enceladus.jpg – The ringed planet Saturn looms over the jagged, icy horizon of its moon Enceladus. Erupting cryovolcanic plumes are visible in the foreground, venting water vapor and ice particles from the moon's subsurface ocean into space. The Sun appears as a bright source behind the icy ridges, creating a pronounced lens flare and illuminating the fine structure of Saturn's rings seen at a high inclination.
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