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'Tatooine' gives first direct proof of 2-sun planet

Luke Skywalker looks out over a desert dominated by two setting suns in an iconic scene from "Star Wars Episode IV: A New Hope." But this isn’t just the stuff of fiction. Now, astronomers have confirmed the first direct evidence that planets with two suns do exist.

Scientists at NASA and the Search for Extraterrestrial Intelligence Institute [SETI] are informally calling the newly discovered world Tatooine, as homage to Skywalker's planet imagined by George Lucas.

The so-called circumbinary planet has been dubbed with an official name that's much less interesting: Kepler-16b.

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