Black Hole, Accretion Disk, and Jet (IMAGE) National Radio Astronomy Observatory Caption Artist's conception of region near supermassive black hole where twisted magnetic fields propel and shape jet of particles. Credit CREDIT: Marscher et al., Wolfgang Steffen, Cosmovision, NRAO/AUI/NSF Usage Restrictions Use only with credit. 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.