Tuesday, May 26, 2009

70 sextillion

The number of stars in the visible universe is estimated to be ten times more than the number of grains of sand on Earth and eleven times the number of cups of water in all the Earth's oceans-- or 70 sextillion, or 70,000,000,000,
000,000,000,000 [seven followed by twenty-two zeros].
Credit:NASA/STScI/ESA
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