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Moon May Have Formed From Earth’s Leftovers

Posted October 31st, 2012 at 8:27 pm (UTC-5)
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The Earth and its moon started with a big bang, according to a new theory from NASA scientists, who believe both were born out of collisions between two massive developing planets.The new theory suggests the two giant planetary bodies, each about five times the size of Mars, collided with each other twice. After the first collision, […]