Where did we come from? Are we alone in the Universe? We can only answer these questions by exploring the planets and other worlds of our solar system and beyond. Learn why these worlds are so important, and how you can get involved.
Saturn's largest moon, Titan, is both the only other place in the solar system with liquid on its surface and the only moon with a thick atmosphere, making it a tantalizing destination to search for life.
What is a Planet?
It's right there in our name: The Planetary Society. But what is a planet? This seemingly simple question is the subject of much debate.Learn More
Brief updates on what the latest Shoemaker NEO grant winners have been working on.
We spoke with the scientists leading the first observations of TRAPPIST-1 using the James Webb Space Telescope (JWST) in order to understand what mysteries their observations will help unlock.
Here is what we know about the capabilities and technologies China is considering developing in the near future for near-Earth object monitoring, cataloging, early warning and response.
A flagship mission to the ice giants — Uranus and Neptune — will forever change our understanding of the origin and evolution of our solar system.