New Type of Impact Crater on Mars (IMAGE) Northern Arizona University Caption This is an example of a low-aspect-ratio layered ejecta crater (LARLE). Credit Courtesy of Nadine Barlow Usage Restrictions Include photo credit. 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.