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_Astronomy版 - 57P: Another Dissolving Comet[zz]
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发帖数: 298
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July 24, 2002 | It seems another comet is dissolving into nothingness, right
in front of astronomers' eyes. On July 13th, the NASA Jet Propulsion
Laboratory's Near Earth Asteroid Tracking program (NEAT) reported finding a
peculiar object with a faint coma. Calculations at the Minor Planet Center
soon revealed that the small body had the same motion as the periodic comet
57P/du Toit-Neujmin-Delporte but was separated from its nucleus by some 0.2
degree.
Alerted by those observations, a team of as
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