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Ready to feel small? Our sun is just one of 300 billion stars in the Milky Way galaxy, which itself is one of many, many other galaxies -- but at least we now know where it is. Astronomers have mapped a \"supercluster\" of galaxies including the Milky Way and dubbed it Laniakea, or \"immeasurable hea

3 months ago 0 Comments
September 5, 2014 at 12:05AM