Join the Day of Action
Connect directly with Congress to advocate for space on March 31. We provide the training, you provide the passion.Take Action
Be A Space Advocate!
Act now to help keep our space program going strong. Make your voice heard and tell our newly elected officials to make space a priority.Donate Today
The LightSail 2 Mission
Carl Sagan co-founded The Planetary Society to give you a role in space exploration.
Join CEO Bill Nye and the world’s largest and most effective space advocacy movement.Become a member