image: This is a backscattered electron image of Type II chondrule from the Semarkona chondrite. Width: 1,500 micrometers. This image relates to an article that appeared in the Aug. 21, 2009, issue of Science, published by AAAS. The study, by Dr. Johan Villeneuve of CNRS and Nancy Université and colleagues, was titled, "Homogeneous Distribution of 26Al in the Solar System from the Mg Isotopic Composition of Chondrules." view more
Credit: Image © <i>Science</i>/AAAS