This Stunning NASA Simulation Shows a Galaxy's Entire Life History

This amazing video shows a NASA-created simulation of the entire life of a single disk galaxy—all the way from the Big Bang 13.5 billion years ago to the present time. More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/9cNogIEjH_Q/this-stunning-nasa-simulation-shows-a-galaxys-entire-life-history

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