Black Holes Dwarf the One in Milky Way from 60-Second Space

Black Holes Dwarf the One in Milky Way

1 minutes Posted Dec 12, 2011 at 8:12 pm.

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Galaxies NGC 3842 and NGC 4889 host black holes, each of which about 2,500 times the mass of the one at the center of the Milky Way. John Matson reports

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