Explore Worlds
Find Life
Defend Earth
The Planetary Society
The Planetary Society has inspired millions of people to explore other worlds and seek other life. With the mission to empower the world's citizens to advance space science and exploration, its international membership makes the non-governmental Planetary Society the largest space interest group in the world.
Carl Sagan, Bruce Murray, and Louis Friedman founded The Planetary Society in 1980. Bill Nye, a longtime member of The Planetary Society's Board, serves as CEO. Learn more about The Planetary Society.
Latest Articles
Meet the first-ever winners of our Science and Technology Empowered by the Public Grant awards!
Planetary Society members share their stories from the Mars Pathfinder landing
We've announced the winners of this year's Shoemaker NEO Grants and look back on an impactful year.