Lunar Tick?

Q: what do you call a tick on the moon? A: A luna-tick

Greenhouse

Q: If a blue house is made out of blue bricks, a yellow house is made out of yellow bricks and a pink house is made out of pink bricks, what is a green house made of? A: Glass

Tough to Hold

Q: What is as light as a feather, but even the world’s strongest man couldn’t hold it for more than a minute? A: His breath!

Wordplay

Q: Take away my first letter, and I still sound the same. Take away my last letter, I still sound the same. Even take away my letter in the middle, I will still sound the same. I am a five letter word. What am I? A: EMPTY

Inside Out?

Q: Throw away the outside and cook the inside, then eat the outside and throw away the inside. What is it? A: Corn on the cob, because you throw away the husk, cook and eat the kernels, and throw away the cob.

The Milky Way

Q: Why did the cow go to outer space? A: To visit the milky way.

Hey Diddle, Diddle

Q: What was the first animal in space? A: The cow that jumped over the moon!