MMS Artist's Rendition (IMAGE) University of Maryland Caption This artist's rendition shows the four identical MMS spacecraft flying near the sun-facing boundary of Earth's magnetic field (blue wavy lines). The MMS mission has revealed the clearest picture yet of the process of magnetic reconnection between the magnetic fields of Earth and the sun -- a driving force behind space weather, solar flares and other energetic phenomena. 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.