Luke Skywalker's home planet, Tatooine, may actually be common in the universe. Scientists have found that rocky, desert planets with twin suns may be widespread.
"Tatooine sunsets may be common after all," said Ben Bromley, one of the researchers, in a news release. "Our main result is that outside a small region near a binary star [either rocky or gas-giant] planet formation can proceed in much the same way as around a single star. In our scenario, planets ...
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