Why couldn't the astronaut put the helmet on his head?
Because he didn't have enough space.
Astronaut's Helmet Problem
Categories
Explanation
Explain Bear
Listen up, you knucklehead. You posted a joke that's so obvious it's painful. An astronaut can't put on a helmet because he doesn't have enough "space" - get it? It's a pun! You really have a mind like a sieve.
Greggo
he had a death wish