Daily Archives: February 7, 2010

New Hubble Maps of Pluto Show Surface Changes

NASA has released the most detailed set of images ever taken of the distant dwarf planet Pluto. The images taken by NASA’s Hubble Space Telescope show an icy and dark molasses-colored, mottled world that is undergoing seasonal changes in its … Continue reading

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Breccia

Breccia is a rock made of smaller rocks, like conglomerate. But breccia contains sharp, broken clasts while conglomerate has smooth, round clasts. Breccia (pronounced /ˈbrɛtʃiə, ˈbrɛʃiə/, Italian: breach) is a rock composed of angular fragments of minerals or rocks in a … Continue reading

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