Find your place in space

Regular Memberships

Join the world's largest and most effective space advocacy nonprofit organization.

Select your preferred member level

Find your place in space

When you become a member, you join our mission to increase discoveries in our solar system and beyond, elevate the search for life outside our planet, and decrease the risk of Earth being hit by an asteroid.

Carl Sagan co-founded this nonprofit for those who believe in exploration to take action together. Are you with us?

Bill Nye Bill Nye

Bill Nye, CEO
The Planetary Society

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As a Member, You Enjoy Special Privileges

Basic benefits include:

  • personalized membership card and social media donor badge
  • exclusive access to our online Member Community featuring live events, free classes, and more
  • subscription to The Planetary Report magazine (choose digital or print)
  • member e-newsletters
  • opportunities to influence space programs through our advocacy campaigns
  • invitations to special events including Planetary Radio Live
  • your name sent to space on select space missions
  • access to our exciting worldwide member travel programs
member t-shirt

When you first join at the Explorer level or higher, you'll receive our official Planetary Society T-shirt designed exclusively for members. Explore our membership levels to check out other cool space perks.

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All active members receive exclusive access to our online Member Community featuring live virtual events, free classes, opportunities to connect with fellow members, and more. Become a member today.


“I joined to support an advocacy group that educates the general public, voters, and decision makers on the importance of investment in space.”

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Sanmukh Kuppannagari
Planetary Society Member

“Being a member of The Planetary Society is like being a part of Starfleet Academy. We're helping to push the boundaries of space exploration to boldly go where no one has gone before.”

Kellie Gadeken in forest

Kellie R. Gadeken
Planetary Society Member

“Thanks to the support of Planetary Society members around the world, we're on the verge of breakthrough precision that will allow for new discoveries.”

Debra Fischer portrait

Dr. Debra Fischer
Yale University astronomer and head of the 100 Earths exoplanet-hunting project at Lowell Observatory

“We need to make sure that we have groups like The Planetary Society always engaged, always interested… I cannot tell you how important it is.”

Jim Bridenstine official NASA portrait

Jim Bridenstine
Former NASA Administrator

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“Star Trek is, of course, fiction. But its idea is very real and very important. It is this idea which The Planetary Society is devoted to and I believe they can help turn into a reality.”

Gene Roddenberry at Space Shuttle Enterprise event

Gene Roddenberry
Star Trek Creator

Become A Member


We're excited to have you join and understand you may have questions. We've compiled answers to our Frequently Asked Questions and encourage you to contact us if you still have any outstanding questions.

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Certified Platinum Transparency. Give with confidence. The Planetary Society is incorporated as a 501(c)(3) non-profit organization in the United States.

Together we'll advance space science and exploration!