<p>NASA’s <a href="http://saturn.jpl.nasa.gov/">Cassini</a> probe spies Saturn’s moon <a href="http://news.nationalgeographic.com/2015/09/150916-enceladus-global-ocean-search-for-extraterrestrial-life/">Enceladus</a> during its final flyby of the icy moon. The shot lays bare Enceladus’ geological activity: the moon’s smooth surfaces (left) are much younger than its heavily cratered ones (right). &nbsp;</p>

Two-Face

NASA’s Cassini probe spies Saturn’s moon Enceladus during its final flyby of the icy moon. The shot lays bare Enceladus’ geological activity: the moon’s smooth surfaces (left) are much younger than its heavily cratered ones (right).  

Photograph by NASA/JPL-Caltech/Space Science Institute

Week's Best Space Pictures: Enceladus' Faces and Space Jets

A dwarf planet shows signs of stress and a distant galaxy wags a glowing blue tail.

Feed your need for heavenly views of the universe. This week, NASA’s Cassini spacecraft bids farewell to Saturn’s moon Enceladus, a young star generates colorful shockwaves, and the dwarf planet Ceres gets its best-ever closeup.

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