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The Downlink: NASA Considers Missions to Venus, Io, and Triton

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Planetary Society Members Travel to Washington to Push for Investment in NASA

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The Defining Quality of Life on Earth—and Perhaps Elsewhere

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

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The LightSail 2 Mission

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Here's What We've Learned So Far from LightSail 2

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We Create

We fund innovative science and engineering projects to discover more about our planetary neighborhood and beyond.

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We guide space policy and work to ensure NASA has the funding it needs to explore new worlds and improve our own.

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We reach out to people of all ages, inspiring them to understand the cosmos and equipping them with the tools to explore.

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