Since we’re aimlessly floating in space with no real orientation, who first decided that the North Pole is “up” and the South Pole is “down” and not vice versa?

Question

Since we’re aimlessly floating in space with no real orientation, who first decided that the North Pole is “up” and the South Pole is “down” and not vice versa?

In:

Answer 1

88% of all humans live in the northern hemisphere, that would have an effect on perception of orientation.