Curiosity has been pressing the same short message into Mars since its first test drive in August 20...
Every turn of Curiosity’s six aluminium wheels stamps the letters JPL into Mars in Morse code — a signature hidden in dots and dashes that is not merely decorative, because the rover photographs those tracks to measure how far its wheels slipped on sand an
Curiosity has been pressing the same short message into Mars since its first test drive in August 2012. Each of the rover's six aluminium wheels carries...
Author: Space Daily
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