Sentences with phrase «enough rocky debris»
In a series of papers published online today in Science, researchers report that according to Dawn observations, Vesta did indeed agglomerate enough rocky debris as it grew to heat itself by the decay of the rock's radioactive elements.
http://www.sciencemag.org/ Not exact matches
New stars incorporate this debris, and over several generations, enough metals build up to form the rocky grains thought to assemble the cores of all planets.