The Day of Action

The Day of Action is The Planetary Society's annual advocacy event that connects space advocates with their members of Congress in Washington, D.C.

The next Day of Action will occur in the Spring of 2026, with registration opening by January of 2026.

Why participate?

Research has shown that in-person constituent meetings are the most effective way to engage elected officials on topics like space exploration. If you believe in a future of space, this is the way to show it.

Anyone is welcome, whether they're an experienced space advocate or just a fan of space exploration.

Registration includes

• Online and in-person advocacy training from The Planetary Society's space policy team
• A minimum of three meetings with congressional offices booked for you by The Planetary Society with opportunities for more
• Access to special events, social gatherings, and space-themed experiences for you and fellow members while you're in D.C.

Not included

• Travel to and lodging in Washington, D.C.

Citizenship Requirements

Anyone with a U.S. address is welcome to attend.

Age Requirements

Anyone under the 18 must be accompanied by a parent or legal guardian.