Public Charity

THE PLANETARY SOCIETY

THE PLANETARY SOCIETY is a nonprofit organization categorized as Public Charity based in PASADENA, CA. Its most recent IRS filing (2025) reports revenue of $7.5M, expenses of $7.6M, total assets of $7.8M. Imperigo tracks 60 reported grant relationships connected to this organization totaling approximately $8.0M.

EIN: 953423566 PASADENA, CA Printing & Publishing NTEE: A33 Latest filing: 2025
Total Revenue$7.5M
Total Expenses$7.6M
Total Assets$7.8M
Grant Records60
Funding Total$8.0M
Filing Years2021–2025

Mission

THE PLANETARY SOCIETY EMPOWERS THE WORLD'S CITIZENS TO ADVANCE SPACE SCIENCE AND EXPLORATION. TOGETHER WITH OUR MEMBERS, THE PLANETARY SOCIETY DEVELOPS SPACE TECHNOLOGY, GUIDES FUTURE SPACE POLICY, AND INSPIRES PEOPLE OF ALL AGES TO VALUE THE ADVENTURE OF EXPLORATION AND THE JOY OF DISCOVERY.

Where $100 goes at The Planetary Society

How The Planetary Society divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.

$69 Programs the work itself
$14 Management running the organization
$17 Fundraising raising the next dollar

Inside the $69 for programs

$42
Communication and education:through education and communications, The Planetary Society expands the horizons of public knowledge about space exploration and helps citizens educate others about space
60% of program spending
$16
Membership:our membership program connects space-interested citizens worldwide and provides opportunities for them to participate in space activities
23% of program spending · Reported in the filing: 36,000 members
$7
Space policy:The Planetary Society helps shape public policy to ensure NASA has the support and resources to explore planets, search for life, and defend the earth from asteroids
11% of program spending

Plus 1 more program. Cost per person served and the full program breakdown are on the full profile.

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Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Officers & Directors

PRESIDENT Bethany Ehlmann
DIRECTOR Bijal Hayes-Thakore
DIRECTOR Britney Schmidt
CHIEF SCIENTIST Bruce Betts
CHIEF OF SPACE POLICY Casey Dreier
CHAIRMAN Dan Geraci

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support
$7,613,087 45 grants
Arts & Culture
$384,697 12 grants
Human & Social Services
$11,650 2 grants

Financial Trends

Year Revenue Expenses Assets
2025 $7.5M $7.6M $7.8M
2024 $5.2M $7.2M $8.0M
2023 $6.3M $7.5M $10.3M
2022 $4.9M $6.2M $9.5M
2021 $6.1M $5.4M $11.0M

Between 2021 and 2025, reported annual revenue grew from $6.1M to $7.5M (+23%), with total assets most recently reported at $7.8M.

Interactive year-over-year charts and full filing details available with membership.

See the full picture for THE PLANETARY SOCIETY

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