Pulsar Schematic (IMAGE) International Centre for Radio Astronomy Research Caption This is a schematic view of a pulsar. The sphere in the middle represents the neutron star, the curves indicate the magnetic field lines and the protruding cones represent the emission zones. Credit Image credit: Mysid Usage Restrictions Free to use with attribution. 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.