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The ATHLETE vehicle at one of its fuel cell charging stations. Credit: JPL/NASA

Fuel Cells…in Space!

When it comes to exploring strange new worlds, NASA’s ATHLETE (All-Terrain Hex-Legged Extra-Terrestrial Explorer) is one tricked-out rover. The robotic vehicle (pictured) has six wheels attached to six spider-like legs that move independently to traverse the bumpy surfaces of Mars, the Moon, asteroids and beyond. The whole setup acts as a giant platform for whatever…

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