Contact: Charles Blue
National Radio Astronomy Observatory
Caption: This artist's concept illustrates the preferred model for explaining Atacama Large Millimeter/submillimeter Array observations of Beta Pictoris. 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
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