Rope Cage Model (IMAGE) NASA/Goddard Space Flight Center Caption In this series of images, the magnetic rope, in blue, grows increasingly twisted and unstable. But it never erupts from the Sun's surface: The model demonstrates the rope didn't have enough energy to break through the magnetic cage, in yellow. Credit Tahar Amari et al./Center for Theoretical Physics/École Polytechnique/NASA Goddard/Joy Ng 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.