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Advance Space Science and Exploration

Join today and help us reach our goal of 400 new members in honor of our 40th anniversary.

Become A member

We're the largest and most effective citizen space organization, but we're missing one important voice: yours.

Learn about member benefits.

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New Planetary Society T-Shirt

Join today and get the official Planetary Society T-shirt designed exclusively for members.

As a member of the Explorer Family/Dual level, you're entitled to a second membership card and T-shirt! Please note that name fields for the second membership card must be completed.

Billing / Member Information

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As a Member, You Enjoy Special Privileges

Basic benefits include:

By becoming a member of The Planetary Society during our 40th-anniversary campaign, you'll receive a bonus sticker to match your new Explore Worlds member t-shirt!

Click buttons below to review unique premiums for each membership level:

Explorer (Individual) • $4/month

Explorer (Family/Dual) • $6/month

Mariner • $10/month

Pathfinder • $20/month

Visionary • $40/month

Scout • $80/month

Surveyor • $200/month

Rover • $400/month

Pioneer • $825/month

Voyager • $1,650/month

New Horizons • $2,500/month

Become A member

Questions?

We're excited for you to become a member but 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.