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A new look at the moon from two vantage points

Sep 3, 2011 10:19:29 PM- latimes.com
The two spacecraft on NASA's Gravity Recovery and Interior Laboratory will work in tandem in a delicate dance, gathering data that will help scientists gain a better understanding of our nearest neighbor.

It has been described as a cosmic ballet — two spaceships in a delicate, silent dance 230,000 miles from Earth, correcting their course in tandem with air thrusts softer than a human breath, their instruments so fine-tuned they can detect a shift in gravity that pulls them no farther than the width of a strand of hair.

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