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International Year of Astronomy
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The International Year of Astronomy (and the man who preceded Galileo)
January 30, 2009 This year the world celebrates the International Year of Astronomy (IYA2009) , marking the 400th anniversary of the first drawings of celesti
January 30, 2009 This year the world celebrates the International Year of Astronomy (IYA2009) , marking the 400th anniversary of the first drawings of celesti