Laboratory Equipment Astronomers See A New Class of Black Hole NPR Talk of the Nation, July 3, 2009 · Scientists say X-ray data collected by the European Space Agency's XMM-Newton spacecraft show evidence of a new type of black hole in a galaxy about 290 million light years from Earth. Astronomer Sean Farrell explains ..

6146 Astronomers See A New Class of Black Hole   NPR

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Astronomers See A New Class of Black Hole – NPR