Space Storm Illustration (IMAGE) University of California - San Diego Caption Power grid failures, massive blackouts, widespread damage to the satellites that enable GPS and telecommunication -- space plasma phenomena like coronal mass ejections cause geomagnetic storms that interact with Earth's atmosphere, wreaking havoc on the systems and technologies that enable modern society. Credit NASA Usage Restrictions Please credit NASA 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.