http://bit.ly/ok0rq9 Gravity
JPL readies GRAIL for lunar orbits
gravity
The GRAIL Project will help NASA study the moon's gravity, giving scientists more details about its composition. (Photo courtesy NASA/KSC) LA CAÑADA FLINTRIDGE - Scientists at NASA's Jet Propulsion Laboratory will use two satellites about the size of a ...
Gravity by John Mayer
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