Celestial Pranksters T-Shirts

"If only they could see your dark side."

The aliens froze, gripped by a primal fear. This time there would be no abduction.

'No! No more harps! I can't take it anymore.'

"Wait 'til my Dad hears about this!"

"Just for fun today we could fire some eggs around."

The Adventures of God

'Boy, does this ever shoot holes in the old Big Bang Theory!'

"At first, I was teaching Job a lesson, but now I'm just messing with him."

"Sorry, we first have to do a background check."

'And on June 30th of that same year, you used The Bible as a coaster?'

Om and Ommer

"I think we both know who did it...."

"You ghosts are pretty cool. I wish I could be more like you..."

I send greetings from the planet OOM!

"I want to take a vacation, but the last time I left you in charge your face appeared on a grilled cheese sandwich."

'Whoops!'

Mama Z'Belle...astrologer...your fortune based on the science of astronomy: 'Oh, oh it looks like your chart has shifted red...'

We interrupt today's "The Price is Right" episode to bring you breaking news … Weeks ago, the Hubble telescope spotted a rogue planet the size of Venus plummeting through the solar system on a collision course with earth. It turns out it was actually just a prank involving two very bored ISS astronauts and a grapefruit. Breaking News!!!!! Maybe we should send them to Mars after all. One of them seems to have scrawled "Around and around and around and around" all over his space suit, in crayon.

"Relax, I grade on the curve."

"You know Gladys, you seem to be getting younger by the minute. What's your secret?" "I finally decided to get a few injections of bootox. It works wonders!"

"I'm thinking seven days and I'll do it in real time."

"29 degrees in Scorpio? What's that in Fahrenheit?"

Mars Rover's wheels stolen.

"I don't suppose we could discuss this when my Mars isn't in opposition to your Sun?"

Obscure Constellations

"The asteroid has what looks like a small rear end on the back of it."

"The fact is, I wasn't thoroughly vetted."

I must not poop on freshly washed cars!

Mars Probe 'insight' - the very last picture...

Mooning Moon

When Astronomers Party.

'It's For You.'

Moon Prank

Trying to thumb his nose at authority, Lumpy stuck his thumb in his eye! Man covering eye with his hand.

"Eww...put those back."