Milky Way bigger, faster than previously thought
Monday, January 5, 2009 - 16:14
in Astronomy & Space
Our own Milky Way galaxy, long considered a “little sister” to the larger Andromeda Galaxy, is all grown-up, according to new research presented today that shows the Milky Way to be bigger and faster than previously thought.The findings, presented at a meeting of the American Astronomical Society in Long Beach, Calif., by Harvard-Smithsonian Center for Astrophysics (CfA) researchers, show that the galaxy has about 50 percent more mass — about the same as Andromeda — and is rotating about 100,000 mph faster than previously thought.read more
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