Seems old fashion, why NASA not trying to travel via drones on moon.
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We could use that on earth! Keep the engineering up!
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Won't it soon be filled with sand and muck that's bound to be there on an alien surface? Wouldn't that make it difficult for the wheel to spin?
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To squander that inner most need to explore the greatest depths is to ignore the blessings that arise from it
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Looks innovative
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Saathu da
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