How do galaxies form?


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  • Battersby, Stephen. "Did pre-big bang universe leave its mark on the sky?" New Scientist. April 10, 2008. (April 20, 2010)http://www.newscientist.com/article/mg19826514.300-did-prebig-bang-universe-leave-its-mark-on-the-sky.html
  • "The Hidden Lives of Galaxies - Formation of Galaxies." NASA Goddard Space Flight Center. Nov. 29, 2004. (April 20, 2010)http://imagine.gsfc.nasa.gov/docs/teachers/galaxies/imagine/page22.html