Astronomers spot cosmic dust fountain
Friday, February 6, 2009 - 08:14
in Astronomy & Space
Space dust annoys astronomers just as much as the household variety when it interferes with their observations of distant stars. And yet space dust also poses one of the great mysteries of astronomy. 'We not only do not know what the stuff is, but we do not know where it is made or how it gets into space,' said Donald York, the Horace B. Horton Professor in Astronomy and Astrophysics at the University of Chicago...