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Extra-terrestrial Geology

National Geographic

http://news.nationalgeographic.com/news/archives/space-and-tech/ October 17, 2012 They're calling it the planet next door, but even our fastest craft would take 40,000 years to reach this Earth-size neighbor. October 16, 2012 Step aside Tatooine.

PtyS/LPL Faculty: Dr. John S. Lewis

http://www.lpl.arizona.edu/people/faculty/lewis2.html With LPL since: 1981 Current Projects: Current LPL PhD students:
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