Breaks observed in Curiosity rover wheel treads

Breaks observed in Curiosity rover wheel treads Pasadena CA (JPL) Mar 23, 2017 - A routine check of the aluminum wheels on NASA's Curiosity Mars rover has found two small breaks on the rover's left middle wheel-the latest sign of wear and tear as the rover continues its journey, now approaching the 10-mile (16 kilometer) mark. The mission's first and second breaks in raised treads, called grousers, appeared in a March 19 image check of the wheels, documenting that these brea ... more

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