Some people are lactose intolerant, but galactose is universally tolerated.
astronomy
How does a meteor shower?
With Comet. Which solves the problem of rings around Uranus.
What do you get if you sit too long on an outer-space toilet?
Asterrhoids.
Why does milk explore interstellar space when ingested by a seagull?
Because it’s enter-gull-lactic!
I enjoy constellations. I am Sirius.
Whenever a moon landing goes horribly wrong, NASA must apollogize.
We should colonize Mars with ghosts. They are expert at terror forming.
Cosmologists concede: the Big Bang was actually more like a Big Fart. It’s the only theory of the universe that makes any scents.
NASA left an astronaut on the Moon? Somebody owes somebody an Apollo guy.
The tiniest scientists have usually been astro gnomers.