White Dwarf from HD49798/RX J0648.0-4418 (IMAGE) Lomonosov Moscow State University Caption This is a white dwarf from HD49798/RX J0648.0-4418. Credit Francesco Mereghetti 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.