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The Humans Orbiting Mars Workshop

In April 2015, The Planetary Society held a workshop with scientists, budgetary specialists, and other experts to determine the feasibility of sending humans to orbit Mars by the year 2033. Learn more at



A Perfect, Clear Day: LightSail's Launch

May 2015, The Planetary Society's LightSail launched into orbit on an Atlas-V rocket. Bill Nye and the team went to Florida to watch as our solar sail dream took flight.



Planetary Radio on SOFIA

In Sept 2015 Mat Kaplan and Bruce Betts went up in the air on NASA's SOFIA plane. The all night flight observed star forming regions and a distant galaxy with the massive onboard telescope.



Tutorial: How to Call Congress

Casey Dreier, Director of Advocacy at the Planetary Society, shows you how easy it is to call your congressional leaders and tell them how much you care about space exploration. Check out for more info.



Save Europa in One Minute or Less

Stand up for space! Bill Nye and Casey Dreier show you how easy it is to fill out our Europa petition in under a minute. It's one way you can help continue the exploration of our universe!



Bill Nye & Neil DeGrasse Tyson on a Roof

“Dear Citizen of Planet Earth,” That's how Carl Sagan addressed the public in an introductory letter about the Planetary Society back in the 1980s. Now Bill (CEO) and Neil (Board Member) reminisce about those days, talk about what we should call people from planet Earth, discuss how Neil's Cosmos TV show stressed Bill out, and tell us who the first humans to orbit Mars will be.



The Planetary Society at the Pluto Encounter

The Planetary Society headed out to the Applied Physics Lab in Maryland for the historic Pluto encounter. Emily Lakdawalla and Bill Nye met the New Horizons team with congratulations and smiles!



Meet the Team

Casey Dreier isn't the only member of our advocacy team. Here we meet some of the other Space Advocates.



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Essential Advocacy

Our Advocacy Program provides each Society member a voice in the process.

Funding is critical. The more we have, the more effective we can be, translating into more missions, more science, and more exploration.



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