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History
2009 in science
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The year 2009 involved numerous significant scientific events and discoveries, some of which are listed below. 2009 was designated the International Year of Astronomy by the United Nations.
22 July 2009: the longest-lasting total solar eclipse of the 21st century occurs.
22 July 2009: the longest-lasting total solar eclipse of the 21st century occurs.
1999 in science
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The year 1999 in science and technology involved some significant events.
Total solar eclipse of August 11, viewed from France
Total solar eclipse of August 11, viewed from France