My only spoonerism, so far:
I was working on something when my brother asked me why astronauts have to be good at math. Being distracted, I told him:
"Going to Math takes lots of Mars."

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I want to go back to the moon.
I don't care which rocket you use, whichever one you pick, I'll like it, I swear.
"If you think the LHC will create black holes, you might as well believe Hobbits are at the bottom of your garden."- Dr. Mike Inglis
Rovers forever! - ToSeek