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Casey Dreier

Chief of Space Policy, The Planetary Society

[email protected]


Casey leads The Planetary Society's advocacy and policy efforts to advance planetary exploration, planetary defense, and the search for life. He educates and empowers the organization's members to take political action. He writes, teaches, and speaks to The Society's members, the public, and policymakers to impress upon them the importance, relevancy, and excitement of space exploration.

Casey is committed to demystifying the politics and policy process behind space exploration for all audiences. He is a trusted source for journalists and has been featured in many publications, including The New York Times, The Washington Post, The Atlantic, Scientific American, Vox, and The Verge, to name a few. He also has appeared as an expert on BBC News and both seasons of National Geographic's MARS series as a "MARS Big Thinker".

He also leads the strategic planning of The Planetary Society's space policy and advocacy program. He works closely with The Society's leadership, its Board of Directors, and other policy experts to craft the organization's formal positions and goals for the future of space exploration. He provides trusted analysis of the budgetary, political, and policy decisions relating to space, pursues original research, and works collaboratively to generate policy ideas and guidance for the U.S. space program.

He also hosts the podcast Planetary Radio: Space Policy Edition, which has been published monthly since 2016. And has written the free monthly newsletter, The Space Advocate, since 2015.

Casey has a degree in Physics with a concentration in Astronomy from Oberlin College.

You can contact Casey via email at: [email protected], or find him on Threads @CaseyDreierSpace.

Latest Articles

What are competed planetary missions?

A critical part of a balanced exploration program, competed missions are scientist-led projects that cost less and occur more frequently than large, flagship-class missions.

NASA's FY 2025 budget request is not enough

Federal spending caps and inflation take a bite out of NASA's ambitions.

The Planetary Society advocacy priorities in NASA’s final 2024 budget

Funding for the Near-Earth Object Surveyor, support for VERITAS, and a second lease on life for Mars Sample Return were all included in the final congressional budget for NASA in 2024.

Latest Planetary Radio Appearances

Space Policy Edition: Is Human Spaceflight a Religion?

Holy texts and salvation ideology. Saints and martyrs. True believers and apostates. This isn’t a religion — this is human spaceflight, argues Roger Launius, the former Chief Historian of NASA.

Day of Action 2024: The Planetary Society goes to Washington

This week on Planetary Radio, we'll share what happened during this year's Day of Action and why it matters.

Space Policy Edition: The power of the lunar sublime

Should policymakers spend more time looking - really looking - at the Moon? Chris Cokinos thinks so. He’s the author of a new book, Still As Bright, which explores the evolving role of the Moon in our culture, our history, and our dreams of spaceflight.