When you think of a celestial ring system, the beautiful ringed planet Saturn will likely jump to mind. But for the first time astronomers have discovered that ring systems aren't exclusive to planetary bodies -- asteroids can have them too.
When you think of a celestial ring system, the beautiful ringed planet Saturn will likely jump to mind. But for the first time astronomers have discovered that ring systems aren't exclusive to planetary bodies -- asteroids can have them too.
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