What do you call a passport for Mandalorians?
A Pre Visa!
What does the starship Enterprise & toilet paper have in common?
Answer: They both circle Ur-Anus looking for Kling-Ons!
Why was the astronaut washing her hands?
She was getting ready to eat launch.
What did Captain Picard say when he brought his sewing machine to the repairman? -- "Make it sew."
Why did the cow go to outer space?
To see the moooon!