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Weird Dust Ring Discovered Near Venus Orbit

Scientists have found a huge, diffuse ring of dust near the orbit of Venus, marking the second time such a structure has been discovered in our solar system.

November 21, 2013
8:17 PM EST
A huge but diffuse ring of dust near the orbit of Venus is revealed in this surface brightness map compiled using data gathered by NASA's STEREO-A probe in June 2009. Venus' orbit is indicated by the black dots; brighter areas show up as red and dimmer ones as blue. | M.H.Jones / The Open University

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