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Thursday, November 15, 2007

Comet grows bigger than the Sun

Eruptions on the surface of the once tiny Comet Holmes has inflated its size to over 1.4 million km in diameter.

Comet Holmes (left) from the 3.6-meter Canada-France-Hawaii telescope on Mauna Kea showing the coma at 869,900 miles (1.4 million kilometers) in diameter. The white ''star'' near the center of the coma is in fact the dust-shrouded nucleus of the comet.The sun and the planet Saturn are shown at the same scale for comparison. Credit: University of Hawaii/CFHT (comet); NASA/Voyager (Saturn); NASA/ESA/SOHO (sun)

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