Last updated on April 19, 2014 at 5:20 EDT
Elliptical Galaxy artist rendering
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Elliptical Galaxy (artist rendering)

December 6, 2010
The biggest galaxies in the universe are elliptical galaxies like the one in this artist's conception. The largest of these hold over one trillion stars according to astronomical census takers, compared to 400 billion in our Milky Way. However, new research shows that elliptical galaxies actually hold five to ten times as many stars as previously believed.