When Galaxies Collide

Dramatic images from the largest computer simulation ever of a plausible collision between the Milky Way and Andromeda galaxies highlight this report from the National Partnership for Advanced Computational Infrastructure and the San Diego Supercomputer Center. Astrophysicist John Dubinski describes the science underlying the computations.

Go to: http://www.npaci.edu/online/v4.9/galaxies2.html and http://www.cita.utoronto.ca/~dubinski/tflops/.

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