(IMAGE) Tohoku University Caption This image shows a meteoroid. Credit NASA, ESA, M.A. Garlick (<a target="_blank"href="http://space-art.co.uk">space-art.co.uk</a>), University of Warwick, and University of Cambridge. Usage Restrictions Credit: Creative Commons License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.