Co-founded by Carl Sagan in 1980, The Planetary Society is a member-funded nonprofit organization dedicated to advancing space science and exploration through three core …

They established The Planetary Society to give anyone from anywhere in the world an active role in advancing space exploration. Today, The Planetary Society continues this work, under the …

The latest stories from The Planetary Society, featuring humanity's quest to explore worlds, find life, and defend Earth.

What’s up in the night sky: January 2026 Our monthly feature focuses on easy and fun things to see in the night sky, including eclipses, supermoons, meteor showers, planetary conjunctions, …

We bring planetary defense experts together from around the world to work on advancing solutions to the asteroid threat. We co-sponsor, attend, and organize activities at academic …

Apr 23, 2025 · In this special episode of Planetary Radio, we bring you highlights from our Cosmic Shores Gala, where members, scientists, space advocates, and special guests came together …

Oct 16, 2024 · Planetary Radio is produced by The Planetary Society in Pasadena, California and is made possible by our members all around the world. You can join us and help support …

Jun 9, 2025 · This year, The Planetary Society celebrates its 45th anniversary. Since 1980, the Society has been empowering members to advance space science and exploration through …

Jun 18, 2025 · Planetary Radio is produced by The Planetary Society in Pasadena, California, and is made possible by our members around the world, united by a shared passion to shape …

Mar 28, 2025 · But it is for moments like these that The Planetary Society exists. There is something innately human about joining together for a greater purpose, looking for meaning in …