The Worlds of Star Wars

Star Wars Planet Naboo
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The large and dusty planet Tatooine is the fictional home of Anakin and Luke Skywalker in the Star Wars sci-fi saga.

"You can develop a really arid world, like Mars, but once it is mostly arid, it is hard to keep any liquid water," said Bruce Betts, a scientist at the Planetary Society in Pasadena, California, and an expert on things extraterrestrial. "Liquid water is one of three things needed for life on Earth, so it's probably not a terrible assumption to make that it's needed for life elsewhere too."

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