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Wednesday, August 31, 2011

10 Amazing Things to Know about Outer Space

 There are more than 100 billion galaxies in the universe.    the largest galaxies have nearly 400 billion stars.    there are an estimated 100 billion stars in the milky way, our galaxy.    if you tried to count all the stars in just our galaxy at a rate of one stars per    second, it would take you about 3,000 years.

The sun is the largest object in our solar system.    about 1.3 million

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