Asteroids come in many shapes and sizes. Most are spherical, though many have a feature that can make them difficult to land on – they are essentially just collections of rocks loosely bound together by gravity. In space exploration jargon, they are known as “rubble piles.” Many of the asteroids humanity has visited are considered … Continue reading “Engineers Design a Robot That Can Stick To, Crawl Along, and Sail Around Rubble Pile Asteroids”
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