Physical Characteristics
The relatively small size of centaurs precludes surface observations, but colour indices and spectra can indicate possible surface composition and can provide insight into the origin of the bodies.
Read more about this topic: Centaur (minor Planet)
Famous quotes containing the word physical:
“For my part I do, qua lay physicist, believe in physical objects and not in Homer’s gods; and I consider it a scientific error to believe otherwise.”
—Willard Van Orman Quine (b. 1908)