Neil deGrasse Tyson was invited by DC Comics to look for the superhero's home world. He found it.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/KgJ2d99f4T0" height="1" width="1"/>
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Neil deGrasse Tyson was invited by DC Comics to look for the superhero's home world. He found it.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/KgJ2d99f4T0" height="1" width="1"/>