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sábado, 11 de fevereiro de 2012

NASA Now Minute: Earth and Space Science: 100 Billion Planets

Stephen Kane, co-author of the article, “Study Shows Our Galaxy has 100 Billion Planets” reveals details about this incredible study explains just how common planets are in our Milky Way galaxy. NASA Now Minutes are excerpts from a weekly current events program available for classroom use at the NASA Explorer Schools Virtual Campus located at:

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