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Jan. 18, 2013
Colossal Quasar Clump Too Huge to Exist, in Theory
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Astronomers have discovered a clump of 73 quasars that spans four billion light years at its widest point -- that's like 40,000 Milky Way galaxies lined end-to-end. The only problem? Theory says the quasar cluster is too big to exist. Astronomer Gerard Williger and reporter Ron Cowen discuss this cosmological oddity, and other news about the cosmos.
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Produced by Christopher Intagliata, Associate Senior Producer
Guests
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Ron Cowen
Freelance astronomy and physics reporter
Silver Spring, Maryland -
Gerard Williger
Adjunct Professor, University of Nice in France
Associate professor,
Department of Physics & Astronomy
University of Louisville
Louisville, Kentucky
FEATURED READING
Brilliant Blunders
by Mario Livio
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