January 8, 2008

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Rutgers and Penn State astronomers have discovered galaxies in the distant universe that are ancestors of spiral galaxies like our Milky Way. They are quite small--one-tenth the size and one-twentieth the mass of our Milky Way, and have fewer stars--one-fortieth as many as are in the Milky Way. Several of these galaxies, sometimes 10 or more, pulled together over the ensuing few billion years to form a single spiral galaxy.Full Story

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Rutgers University

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