When John Wesley Powell and his nine men pushed their four boats out into the roaring Colorado in 1869, they had no idea what lay downriver. They set out with the knowledge that they might not return—and several did not. As I reflect on the last decade's adventure of designing, building, testing, launching, and operating two complex and hardy robotic space vehicles on Mars, I cannot help but wonder if we were just as naive when we started out.
Mar rover
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Summer 2008 | Volume 23, Issue 2
When John Wesley Powell and his nine men pushed their four boats out into the roaring Colorado in 1869, they had no idea what lay downriver. They set out with the knowledge that they might not return—and several did not. As I reflect on the last decade's adventure of designing, building, testing,…
Innovations
