Solar system montage with eight planets

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

Your impact: June Solstice 2022

Meet the first-ever winners of our Science and Technology Empowered by the Public Grant awards!

Remembering our journey

Planetary Society members share their stories from the Mars Pathfinder landing

Your impact: March Equinox 2022

We've announced the winners of this year's Shoemaker NEO Grants and look back on an impactful year.