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  • “Exploration is in our nature.” - Carl Sagan
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Stories, updates, insights, and original analysis from The Planetary Society.

Kepler telescope
An exoplanet-hunting space telescope turns and takes a photo of Earth

On December 10, Kepler—NASA’s prized exoplanet discovery telescope—will finally turn back and take a picture of the Earth.

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

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