Friday, May 11, 2007

Galaxy collision reveals missing matter

Baby galaxies growing from the debris of a galactic traffic accident have been hiding a lot of extra matter, new observations suggest.

If so, galaxies like our own could contain vast quantities of invisible gas that outweigh their stars and other visible material – and these gas stores could represent some of the "missing" normal matter astronomers have been puzzling over.


Click on the article title for more information.

Submitted by Shaun A. Saunders

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