NASA's Twin GRAIL Craft On Their Way To the Moon

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NASA's Twin GRAIL Craft On Their Way To the Moon 42

Posted by timothy on Saturday September 10, 2011 @03:39PM from the they-could-have-saved-gemini-for-this dept.

sighted writes "The twin lunar Gravity Recovery and Interior Laboratory (GRAIL) spacecraft lifted off from Cape Canaveral this morning. GRAIL-A is scheduled to reach the moon on New Year's Eve 2011, while GRAIL-B will arrive New Year's Day 2012. The two solar-powered spacecraft will fly in tandem orbits around the moon to measure its gravity field. Lunar explorers hope the mission will answer longstanding questions about the moon 'from crust to core.'"

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NASA's Twin GRAIL Craft On Their Way To the Moon

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