Friday, May 27, 2011

Moon has more water than believed

http://www.thebeerbarrel.net/showthread.php?7745-Moon-has-more-water-than-believed

Most scientists believe that the moon was created through the accretion of material thrown out by the impact of a huge object hitting Earth. The moon’s once-presumed dryness was thought to have been caused by the dispersion of hydrogen through that catastrophic event. Finding water in such quantity as described in the new research casts a question over this prevailing theory.
James Van Orman, an associate professor of geochemistry at Case Western Reserve University and member of the team behind the new discovery, said that finding the water does not invalidate the overall creation theory. But he said there will have to be new work done to understand the chain of events following such an impact.
The surprising discovery came by looking at moon samples retrieved by the Apollo 17, a lunar mission dating to the time when scientists believed the moon was nothing but a dry expanse. Dr. Van Orman said in a phone interview that getting funding and permission to re-examine these old samples was no easy task. But the findings were dramatic. Samples showed 100 times as much water as had been thought.
“I don’t think any of us expected there would be as much as we found,” Dr. Van Orman said. “These samples provide the best window we have to the amount of water in the interior of the moon.”

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