http://www.nbcnews.com/science/space/first-ever-asteroid-rings-knocks-astronomers-loop-n62266
Astronomers are suspecting that there is at least a shepherd moon that is keeping the rings sharply defined. A moon(let) around an asteroid.?
Edit: Blasted url insert!
Astronomers are suspecting that there is at least a shepherd moon that is keeping the rings sharply defined. A moon(let) around an asteroid.?
Edit: Blasted url insert!
