Only one known person has encountered all of them.
Your mom.
Sex encounters.
Because she is promiscuous.
Yo mama stepped off the curb and got stuck. She’s also massive and warps space time causing light to bend around dat azz.
I think a lot of this joke refers to the Roman god Mars, and the Roman Goddess Venus, more than it does the planetary bodies. Roman and Greek mythology both have a lot of gender fuckery, so I think it’s pretty appropriate.
That bing AI thing says there’s somewhere around 65 to 70 named Roman deities, so I’m gonna make a call and say that there are probably 69 genders.
The spectrum is now divided in to precisely 69 individual genders. With men at one end and women at the other.
Assuming gender follows a normal distribution, most people are binary, falling only slightly one way or the other
Toms-of-Finlandians are from Uranus.
And I pronounce it urine-US.
Boys are from Mars,
Girls are from Venus,
You’ve got a yumyum,
I’ve got a penis.