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Questions regarding planets that lie outside the Solar System.

1 vote
2 answers
367 views

Could sky islands exist on exoplanets or moons?

Sky Islands are a popular sci-fi trope. Think the Avatar films, the Legend of Zelda Nintendo switch games and so on. Is there any configuration of exoplanets or moons that could sustain a large body o …
tomh's user avatar
  • 663
6 votes
1 answer
161 views

How should exoplanet discoveries affect SETI?

Given that SETI was created before the discovery of exoplanets, has this changed how they search? Would it make more sense to focus efforts on discovered earth like exoplanets?
tomh's user avatar
  • 663