'Tatooine' Alien Planets May Form Far from Twin Suns

Worlds with twin suns like Luke Skywalker's fictional home world Tatooine in 'Star Wars' may be born far from the stellar heart of their alien solar systems, scientists say.

'Tatooine' Alien Planets May Form Far from Twin Suns
Worlds with twin suns like Luke Skywalker's fictional home world Tatooine in "Star Wars" may be born far from the stellar heart of their alien solar systems, scientists say.

Although Earth may orbit around a single star, most sun-like stars are binaries — two stars orbiting each other as a pair. In fact, there are many three-star systems, even going up as high as seven-star systems.

Worlds that orbit around binary stars are known as circumbinary planets. The first real-life alien p...

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