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Mysterious Centaurs May Be Comets

asteroids comets centaurs wise nasa

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#1    Waspie_Dwarf

Waspie_Dwarf

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Posted 25 July 2013 - 07:28 PM

NASA's WISE Finds Mysterious Centaurs May Be Comets



www.nasa.gov said:

PASADENA, Calf. -- The true identity of centaurs, the small celestial bodies orbiting the sun between Jupiter and Neptune, is one of the enduring mysteries of astrophysics. Are they asteroids or comets? A new study of observations from NASA's Wide-field Infrared Survey Explorer (WISE) finds most centaurs are comets.

Until now, astronomers were not certain whether centaurs are asteroids flung out from the inner solar system or comets traveling in toward the sun from afar. Because of their dual nature, they take their name from the creature in Greek mythology whose head and torso are human and legs are those of a horse.

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