Astronomers have succeeded in identifying a specific kind of dust grain in the vicinity of cool giant stars. This means fresh impetus for a controversial theory about how stars die.
A giant star in a faraway galaxy recently ended its life with a dust-shrouded whimper instead of the more typical bang. Researchers suspect that this odd event -- the first one of its kind ever viewed by astronomers -- was more comm... Read Post
Astronomers have spotted a strange spiral of gas and dust winding outward from a giant red star named R Sculptoris. Read Post
An international team led by Leen Decin, a K.U.Leuven astronomer, has discovered a series of dust shells in the vicinity of CW Leonis, a dying giant star. The star expelled the shells in the course of its long life: the most distant... Read Post