Your browser or your browser's settings are not supported. To get the best experience possible, please download a compatible browser. If you know your browser is up to date, you should check to ensure that javascript is enabled.
› Learn How
This engineering drawing shows the arm on NASA's Curiosity's rover in its "ready- for-action" position, or "ready out" as engineers say, in addition to the position it assumes to drop off samples. Image credit: NASA/JPL-Caltech