War in Space (IMAGE) Springer Caption Imagine driving on an unfamiliar route and suddenly your GPS navigation cuts out. Later it becomes clear that this was due to a blackout of a satellite. Credit Springer Nature Switzerland AG 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.