In Radiolab’s Zoozve episode, we named our first ever quasi-moon. Now it’s your turn!

The Name a Quasi-Moon contest is now officially open. From now until January 1, 2025, cast your vote to name earth’s quasi-moon, currently known as (164207) 2004 GU9. 

After voting closes on January 1st, the name with the most votes will be our new quasi-moon, certified by International Astronomical Union (IAU) and in our orbit for over 600 years. 

Need to know more before you vote? View the quasi-moons FAQs, read more about the quasi-moon name finalists, meet the panel and more on the Radiolab's Quasi-Moon landing page.

Cast your vote now! 

Select your favorite quasi-moon name below: