XMM-Newton Illustration (IMAGE) NASA/Goddard Space Flight Center Caption An illustration of the European Space Agency's (ESA) XMM-Newton X-ray observatory in orbit above Earth. Credit ESA 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.