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The Planetary Society

Our Vision
Know the cosmos and our place within it.
Our Mission
Empowering the world's citizens to advance space science and exploration.

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Explore Space
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“Exploration is in our nature.” - Carl Sagan

Your Role In Space Exploration Starts Now

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Featured Stories

Saving the World One Asteroid at a Time

Planetary Radio

Author Andy Weir and Project Hail Mary

Explore Jupiter

Why Lightning on Jupiter is a Planetary Unsolved Mystery

The Threat Is Real

The answer is science, powered by you! Together, we defend Earth. Support our team of astronomers with a gift today.

The LightSail 2 Mission

LightSail Updates

LightSail 2 Enters Extended Mission Phase

The LightSail Mission

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Carl Sagan co-founded The Planetary Society to give you a role in space exploration.

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Sharing and growing the passion, beauty, and joy of space exploration.

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We expand public knowledge about space.

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Advocate

We shape space policy and fight for future exploration.

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Innovate

We invest in innovative space science and technology.

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Collaborate

We cultivate a worldwide movement for space.

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- CEO Bill Nye

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