Shades of Gray
NASA's Mars rover, Curiosity, stopped for a selfie after drilling into a plateau near Mount Sharp. Gray spots show where the rover took a sample of Martian soil.
Feed your need for heavenly views of the universe with our pick of the most awe-inspiring space pictures.
This week, a mystery blob disrupts one of Saturn's rings, the Curiosity rover strikes a pose at its latest drilling site, and Hubble peers deep into the colorful constellation Sagittarius.
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