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Stories about: dust grains

How Middleweight Stars Shed Their Mass Before Dying In a paper published in the April 12 issue of the top scientific journal Nature, experts propose a new explanation for how stars of moderate weight manage to shed more than half of their mass, as they reach the end of their burning cycle. What researchers observed when surveying medium-weight stars was that the obje... 12 April 2012 03:36 GMT Stardust Reveals Comets Origin A new study involving the origin of the material that composes a comet shows that cometary dust is created in the close proximity of a star during its first stages of life, which is being dissipated towards the outer regions of the solar system as the planetary formation process draws to an end. Material for these ne... 4 January 2008 06:35 GMT