Thursday, August 13, 2009

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The astronomers used Hubble's Advanced Camera for Surveys to study Ceres for nine hours, the time it takes the asteroid to complete a rotation. Hubble snapped 267 images of Ceres. From those snapshots, the astronomers determined that the asteroid has a nearly round body. The diameter at its equator is wider than at its poles. Computer models sho

Am vazut multe ceasuri superbe pe www.topceas.ro
Am vazut multe ceasuri superbe pe www.topceas.ro
Sursa Speranta.info
Am vazut multe ceasuri superbe pe www.topceas.ro
Am vazut multe ceasuri superbe pe www.topceas.ro
Am vazut multe ceasuri superbe pe www.topceas.ro
Am vazut multe ceasuri superbe pe www.topceas.ro
Am vazut multe ceasuri superbe pe www.topceas.ro
Am vazut multe ceasuri superbe pe www.topceas.ro
Am vazut multe ceasuri superbe pe www.topceas.ro

w that a nearly round object like Ceres has a differentiated interior, with denser material at the core and lighter minerals near the surface. All terrestrial planets have differentiated interiors. Asteroids much smaller than Ceres have not been found to have such interiors.