Yes, I must be living on a different planet not knowing stuff like that.

Never having lived on a planet, they don't seem to see the appeal.

Do you think people will ever live on a planet besides Earth?

Otherwise, we would be living on a planet of giants.

A starship, I live on a planet a long way off.

They lived on a planet that was located within the Empire.

We also live on a planet where the last ice age may have taken about 200 years to fully set in.

I want to make sure that our children can live on a beautiful planet with blue sky and clean air.

She wanted to know what it's like to live on a planet.

We live on a finite planet and any war has always been over resources.