image: This image shows a thin section of an enstatite chondrite fragment from the asteroid Almahatta Sitta (official name: 2008 TC3). This fragment was observed on 7 October 2008 in the Nubian Desert, Sudan. This image relates to a paper that appeared in the 6 June, 2014, issue of Science, published by AAAS. The paper, by Daniel Herwartz at Georg-August-Universität Göttingen in Göttingen, Germany, and colleagues was titled, "Identification of the giant impactor Theia in lunar rocks." view more
Credit: [Image courtesy of Addi Bischoff, Westfälische Wilhelms-Universität Münster]