2018年5月24日 星期四

Going Forward


This close-up image is of a 2-inch-deep hole produced using a new drilling technique for NASA's Curiosity rover. The hole is about 0.6 inches (1.6 centimeters) in diameter. This image was taken by Curiosity's Mast Camera (Mastcam) on Sol 2057. via NASA https://ift.tt/2x8O5d9

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