Astronomers find a planet-like body with gigantic rings -- reminiscent of Saturn but so much bigger.
원문출처 : http://edition.cnn.com/2015/01/28/tech/giant-planetary-ring-system/index.html?eref=edition
원문출처 : http://edition.cnn.com/2015/01/28/tech/giant-planetary-ring-system/index.html?eref=edition