Gerard Williger

Jan. 18, 2013

Colossal Quasar Clump Too Huge to Exist, in Theory

Astronomers have discovered a clump of 73 quasars spanning four billion light years at its widest point -- that's like 40,000 Milky Way galaxies lined end-to-end.

astronomy, space, stars, galaxy, biggest astronomical formation

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Comet's Tail Shines Light on Sun

\tIn 2011, comet Lovejoy traveled through the sun’s corona and lived to tell the tale. But its tail was the most telling. Reporting in the journal Science, Cooper Downs, an astrophysicist at Predictive Science Inc. in San Diego, Calif., says that the wiggly path of the comet’s tail helps explain the sun’s magnetic field. \t 

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