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NASA Administrator Keynotes Astronomers

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Uploaded on Jan 5, 2010

NASA Administrator Charlie Bolden gave the keynote address at the 215th American Astronomical Society (AAS) meeting held in Washington, DC. With some 3,500 in attendance and more than 2,200 scientific presentations this is the largest astronomy meeting in history. Some of the topics discussed at this year's event include black holes, exoplanets, exploding stars and pulsars.

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