The Perseverance rover made friends with a pet rock about four months ago, and the two have been inseparable ever since.
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A rock found its way into the rover's left front wheel in early February while roaming around the red planet, according to Perseverance's left hazard avoidance camera. Mars Ingenuity helicopter is on borrowed time as it endures winterIn four months, the rock has traveled more than 5.3 miles across the rugged terrain.
Watch the Perseverance rover's first footage of Mars 01:15Spirit's and Curiosity's pet rocksPerseverance isn't the first Mars rover to adopt a pet rock. The Spirit rover, which was active from 2004 to 2010, had a potato-size rock lodged in its right rear wheel early on in its journey. The stone stalled the wheel, so NASA scientists had to dislodge it.
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