An Artist's Concept Illustrates the Preferred Model for Explaining ALMA Observations of Beta Pictori (image) University of Cambridge Share Print E-Mail Caption At the outer fringes of the system, the gravitational influence of a hypothetical giant planet (bottom left) captures comets into a dense, massive swarm (right) where frequent collisions occur. Credit NASA's Goddard Space Flight Center/Francis Reddy Usage Restrictions Please, credit. 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.