When God integrated Planet Earth, he didn’t forget his integral calculus lesson.
He remembered to add the sea.
When a planet dies, does it get an orbituary?
My daughter asked me, "Why are the two planets coming close together?"
"Well, you see... When two planets love each other they can come together in holy astro nomy."
Can’t wait for the first married woman to walk on the red planet.
Just so I can ask if there’s wife on Mars.
What do planets like to read?
Comet books.
Why haven't the aliens visited earth yet?
They read the reviews... only one star.