3-dimensional Explosion Simulation (image) Max-Planck-Gesellschaft Share Print E-Mail Caption This is a three-dimensional explosion simulation at about 0.5 seconds after core ignited. The bluish, almost transparent surface is the shock front with an average radius of 1900 km. Credit Image: MPA Usage Restrictions None Share Print E-Mail 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.