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The week in pictures: October 8–14, 2011

This week's news featured new maps of dark matter, titanium on the Moon, a surprising amount of brown dwarfs, and more.
NASA/ESA/M. Postman (STScI)/CLASH Team

Hubble survey carries out a dark matter census

Scientists are constructing highly detailed galaxy cluster maps to test surprising results that suggest that dark matter is more densely packed inside clusters than some models predict. Learn more »

"The week in pictures" highlights the amazing discoveries and cutting-edge research that resulted in magnificent photos and illustrations in the past week's Astronomy.com News section. Scroll through the photos, comment on your favorites, and click links to learn more about the science behind the pictures. We hope "The week in pictures” will not only highlight all our beautiful universe has to offer but also summarize the important stories of the past seven days in case you missed anything.

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