Apr 122012
 
Astronomers witness death of stars - in a 'solar sandstorm'

Sand storms in space have been discovered by astronomers watching the death-throes of giant stars. Three ‘red giants’ were observed having their atmospheres ripped away by a ‘superwind’ containing dusty grains of silica.  Astronomers have discovered sandstorms in space after using state-of-the-art techniques to search the atmospheres of distant, dying stars.  Superwinds carrying the dust that [continue reading]