Explore Worlds
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Defend Earth
TPS Member Europa Advocacy Response Rates, 2013 - 2016
PLANETARY SOCIETY MEMBERS SHOWED UP FOR EUROPA Between 2013 and 2016, Planetary Society members sent 384,949 messages to Congress and the White House in support of a Europa mission.
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The Planetary Society
Our Vision
Know the cosmos and our place within it.
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Empowering the world's citizens to advance space science and exploration.