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Stories, updates, insights, and original analysis from The Planetary Society.

The Habitable Zone of Inhabited Planets

A team of Colombian researchers are arguing for a new refinement to the idea of the habitable zone that takes the presence of life itself into account.

How Weird Is Our Solar System?

Earth and its solar system compatriots all have nearly circular orbits, but many exoplanets orbit their stars on wildly eccentric paths. Is our home system strange? Or is our sense of the data skewed?

Space is vast. There's a lot of exploring to do.

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