Vote Now! Top Space Stories of the Week - Sept. 11, 2011

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NASA Launches Moon Gravity Mission

NASA/Darrell McCall

Two identical space probes are on their way to the moon, after launching Friday (Sept. 10) on NASA's newest lunar science mission aimed at unlocking mysteries of the moon that are hidden beneath its surface. The twin Grail moon gravity probes launched atop the last Delta 2 rocket ever to lift off from Cape Canaveral Air Force Station in Florida. [Full Story]

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Space.com Staff
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Space.com is the premier source of space exploration, innovation and astronomy news, chronicling (and celebrating) humanity's ongoing expansion across the final frontier. Originally founded in 1999, Space.com is, and always has been, the passion of writers and editors who are space fans and also trained journalists. Our current news team consists of Editor-in-Chief Tariq Malik; Editor Hanneke Weitering, Senior Space Writer Mike Wall; Senior Writer Meghan Bartels; Senior Writer Chelsea Gohd, Senior Writer Tereza Pultarova and Staff Writer Alexander Cox, focusing on e-commerce. Senior Producer Steve Spaleta oversees our space videos, with Diana Whitcroft as our Social Media Editor.