22 Oct 2013, 00:22 UTC
You don't have the right version of the adobe flash player to see this video. Please upgrade or install it at "http://get.adobe.com/flashplayer/"Subscribe to iTunes
Our solar system stretches out over billions of miles. But it’s relatively flat, with all the planets more or less in line with the sun’s equator. Now we know about another solar system...
-- Read more on ScientificAmerican.com