Join CEO Bill Nye and the world’s largest and most effective space advocacy movement.
Become A MemberSupport the Planetary Fund and help advance robotic and human space exploration, defend our planet, and search for life.
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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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