Saturn, Jupiter and Iris are married to planet x- they all are gas giants, Planet x is the 6th gas giant ig cuz iris is 5th Neptune 4th Uranus 3th Saturn 2th and Jupiter 1st.

Jupiter, Saturn, and iris are pretty much very OVERPROTECTIVE of planet x.-

Iris: He / him saturn: He / his Jupiter: he / him / his Planet x: He /him / any pronouns expect she/her