Two Earth-sized worlds are seen orbiting a burned-out star, defying theories about the ultimate fate of planets.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/fBiMdLqUId0" height="1" width="1"/>
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Two Earth-sized worlds are seen orbiting a burned-out star, defying theories about the ultimate fate of planets.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/fBiMdLqUId0" height="1" width="1"/>