Thursday, December 27, 2012

universe expansion speed

"Space itself is pulling apart at the seams, expanding at a rate of 74.3 plus or minus 2.1 kilometers(46.2 plus or minus 1.3 miles) per second per megaparsec (a megaparsec is roughly 3 million light-years)." http://www.huffingtonpost.com/2012/10/03/universe-expanding-spitzer-space-telescope-data_n_1937474.html

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