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Bruce Murray Space Image Library

Preparing to drill, sol 171

Preparing to drill, sol 171
Preparing to drill, sol 171 On sol 171 (January 28, 2013), Curiosity positioned the rock drill against a target for the first time. In this photo, the arm is pressing two prongs on either side of the drill against the rock. The drill bit itself is not contacting the rock. NASA / JPL