Magnetic Field (IMAGE) Peking University Caption Magnetic field of the Sun calculated from the potential field source surface model (Yang et al. 2020, Sci China Tech Sci). Credit School of Earth and Space Sciences, Peking University 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.