Rings May Be Common Around a Weird Kind of Asteroid

We know of only one asteroid with rings around it -- but there are likely many, many more.

February 19, 2016
11:33 AM EST
Rings are a rare phenomenon in our solar system. Saturn (pictured) has a spectacular set along with Jupiter, Uranus, Neptune and Chariklo. | NASA, ESA and Erich Karkoschka (University of Arizona)