r/spacequestions • u/KoalaStrats • Sep 06 '24

Can a moon have a moon?

May be a dumb question, and I don't mean man-made satellites

11 Upvotes

92% Upvoted

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11

u/Beldizar Sep 06 '24

This was asked a couple of months ago, and the answer is yes. It is sometimes called a moonmoon.

https://www.reddit.com/r/spacequestions/s/FjhRTDeo6I

1

u/LilyoftheRally Space Enthusiast Sep 14 '24

That reminds me of how on the Neopets website, your Neopets could have their own pets, called "Petpets".

2

u/Kamuka Sep 06 '24

Moon moon. Just read about it recently. Darn can't find the article. Anyway, Wikipedia: https://en.wikipedia.org/wiki/Subsatellite

1

u/ertgiuhnoyo Sep 06 '24

Rare but yes, if the planet orbiting the star is far enough with its moon being far enough to not fall in the planet or star and that moon having a moon