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ONE RING TO ENCOMPASS THEM ALL

 A vast, but previously unknown structure has been discovered around our own Milky Way galaxy by an international team of astronomers. The announcement is being made at the American Astronomical Society's meeting in Seattle, Washington, on behalf of Drs Annette Ferguson, Rodrigo Ibata, Mike Irwin, Geraint Lewis and Nial Tanvir. Their observations suggest that there is a giant ring of several hundred million stars surrounding the main disk of the Milky Way. Despite its size, the ring has not been clearly seen before since the stars are spread around the whole sky, and are far fewer in number than the tens of billions of stars making up the rest of the Galaxy.

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Last updated on Friday, 16 April 2010 19:13
Published on Wednesday, 02 March 2005 00:00
 
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Last updated on Friday, 16 April 2010 19:08
Published on Wednesday, 02 March 2005 00:00
 
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Last updated on Friday, 16 April 2010 19:09
Published on Wednesday, 02 March 2005 00:00
 
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Last updated on Friday, 16 April 2010 19:05
Published on Wednesday, 02 March 2005 00:00