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Last updated on April 19, 2014 at 13:20 EDT

Latest Andrew Zentner Stories

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2008-11-21 14:25:00

Findings published in "The Astrophysical Journal" challenge existing theory about the formation of such galaxies as the Milky Way The bright pinwheels and broad star sweeps iconic of disk galaxies such as the Milky Way might all be the shrapnel from massive, violent collisions with other galaxies and galaxy-size chunks of dark matter, according to a multi-institutional project involving the University of Pittsburgh. Published in the Nov. 20 edition of "The Astrophysical Journal," the findings...