Grand Theft Astro (IMAGE) Institute of Science and Technology Austria Caption Grand Theft Astro. Illustration of a single star gaining mass, becoming a merger star. Credit © Nicolas Muntean / ISTA Usage Restrictions Free to use when reporting about ISTA License Original 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.