"We have discovered since we talked before," the human captain said, "that this planet does belong to you."
Under the terms of the treaty, Sherman's planet belongs to whomever can most efficiently develop it.
This planet belonged to our ancestors, our race; my body should adapt to it easily.
"If a planet belongs to its own creatures, you let it alone?"
The planet belongs to my alliance now, and you will not be permitted to stay here and continue causing trouble.
I know it is their country, but the planet belongs to all of us.
Who did they think they were, landing on Earth as though the planet belonged to them?
"Don't you feel that the planet really belongs to these insignificant, small, feeble things?"
The planet and the whole Universe belongs to intelligence.
I heard an unofficial statement that some scientists think the planet doesn't belong to the sun at all.