Gas-rich LSB galaxy, F549-1 (IMAGE) University of Maryland Caption This is the gas-rich LSB galaxy, F549-1. Credit Image by Zagursky & McGaugh Usage Restrictions None 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.