Tuesday, October 7, 2008

Vesta the only visible asteroid

Vesta is the second most massive object in the asteroid belt, it is bright enough to be seen without a microscope , it has a mean diameter of about 530 kilometres and an estimated mass of 9% of the mass of the entire asteroid belt. It was discovered by the German astronomer Heinrich Wilhelm Olbers on March 29, 1807, and named after the Roman virgin goddess of home and hearth, Vesta.

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