Featured Stories
Find your place in space
Co-founded by Carl Sagan in 1980, The Planetary Society is a member-funded nonprofit organization dedicated to advancing space science and exploration through three core enterprises.
Join CEO Bill Nye and become a member of the world’s largest and most effective space advocacy movement.
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Featured Fundraising Campaign
Let's Go Beyond the Horizon
Every success in space exploration is the result of the community of space enthusiasts, like you, who believe it is important. You can help usher in the next great era of space exploration with your gift today.
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Space Policy & Advocacy
Where we stand on the issues
Mars sample return, increasing NASA science funding, advocating for NEO Surveyor, flexibility for Artemis procurement and partnerships, and elevating the search for life beyond Earth. Together we’re active in advancing space science and exploration.
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