Orbital Drag Illustration (IMAGE) NASA/Goddard Space Flight Center Caption The swelling of Earth's upper atmosphere during geomagnetic storms can alter the orbits of satellites, bringing them lower and lower. Credit NASA 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.