Alien Puns That Are Out of This World (Funny Space Jokes for Kids)

If space jokes, silly science humor, or extraterrestrial laughs make your kids smile, you’re in the right galaxy.

Alien puns are playful, goofy, and perfect for kids who love space, science, and jokes that feel a little out of this world. In our house, anything involving aliens instantly sparks curiosity, questions, and giggles — and these puns are no exception. Our son loves to cozy up each night and laugh to alien puns together. It is a special time for him and me that I know we both will remember for many years to come!

Whether you’re using them for lunchbox notes, classroom fun, or just to get a laugh during the day, these alien puns are ready for takeoff.

Looking for More Laughs?

Looking for more kid-friendly jokes and screen-free laughs?
Visit our Jokes & Puns hub for printable joke cards and family-friendly fun. While you are at it, if you are looking to bond with your kids you are definetly going to want to pop over and check out our family conversation page as well with tips and easy ways to bond in no time!

Top 10 Alien Puns

1. I come in peace… and pizza.
2. That joke was out of this world.
3. You’re my favorite earthling.
4. I need some space.
5. That was un-planet-believable.
6. Let’s rocket this party.
7. I’m over the moon about this.
8. That joke was stellar.
9. This humor is alien-tastic.
10. I’m spaced out from laughing.

Short Alien Puns

• It’s out of this world
• Universal appeal
• Spacewalk ready
• Infinity o’clock
• Starfleet party
• Sun-day vibes
• Stellar energy
• Otherworldly fun
• Galactic giggles

Funny Alien Puns & Sayings

• Why don’t aliens like visiting Earth? It’s Earth-some
• Why was the alien wearing a coat? It was a little cosmic outside
• Why did the alien refuse human food? It was too worldly
• What’s an alien’s favorite state? Uranus
• What did the alien say in the library? Take me to your reader
• Why did the star take a vacation? It needed space
• Why did the alien break up with the Earthling? They were from different worlds
• Why was the alien good at baseball? Every hit was out of this world
• Why don’t aliens use calendars? Their days are light-years long

Alien Jokes (Question & Answer)

• What kind of music do aliens like?
  • Neptun-tunes.
• How do you get clean in space?
  • You take a meteor shower.
• What candy should you give an alien?
  • A Mars bar.
• Why don’t aliens phone home?
  • They spent all their change on Mars bars.
• What do aliens eat when they’re not dieting?
  • Unidentified frying objects.
• Why don’t aliens tell jokes in space?
  • Because no one can hear you laugh.
• Why didn’t the Dog Star laugh?
  • It was too Sirius.

Silly Alien Puns for Kids

• Why did the alien cow cross the road?
  • To get to the moooon.
• What do you call a slow alien?
  • A snailien.
• What do you call an alien scientist?
  • A labora-torian.
• How do aliens keep their hair in place?
  • With extra-terrest-mousse.
• What’s an alien’s favorite exercise?
  • Spacewalks.
• What’s an alien’s favorite chocolate?
  • A Milky Way bar.
• Where do stars go for milk?
  • The Milky Way.

Extra & Totally Goofy Alien Puns

• What do you call an alien teacher?
  • An edu-cosmonaut.
• Why did the alien go to school?
  • To improve its asteroid score.
• What’s an alien’s favorite tree?
  • The ET-ernut.
• Who fixes alien spaceships?
  • A meteor-mechanic.
• What did the alien say to the garden?
  • Take me to your weeder.
• Why are aliens bad storytellers?
  • They keep spacing out.
• What do you call an alien bad at math?
  • A cal-cu-later.

Want more quick laughs your kids will actually use?
Grab our Printable Joke Cards for Kids — perfect for dinner, car rides, and classroom brain breaks.