NASA SCIENCE IS UNDER ATTACK

The science program is facing a staggering 47% budget cut in 2026, undermining decades of exploration. Your voice is critical.

Take Action

Become A Member Our Future in Space Take Action

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.

Explore Worlds

Increase discoveries about the worlds of our Solar System and beyond.

Find Life

Elevate the search for life as a space exploration priority.

Defend Earth

Decrease the risk of Earth being hit by an asteroid or comet.

This content is hosted by a third party (vimeo.com), which uses marketing cookies. Please accept marketing cookies to watch this video.

Join CEO Bill Nye and become a member of the world’s largest and most effective space advocacy movement.

Featured Fundraising Campaign

Take a stand for our future in space!

Take action for space exploration! Support space advocacy today to have your gift matched up to $75,000.

Donate

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.

Learn More