Planetary
Part of speech: adjective
Definition: of, or relating to planets, or the orbital motion of planets of, or relating to the Earth; terrestrial of, or relating to the whole Earth; global epicyclic
Example sentence: I read 'The High Frontier' in high school. I read it multiple times, and I was already primed. As soon as I read it, it made sense to me. It seemed very clear that planetary surfaces were not the right place for an expanding civilization inside our solar system.
Worldwide
Part of speech: adjective
Definition: Spanning the world.
Part of speech: adverb
Definition: Throughout the world.
Example sentence: Liverpool is a great club worldwide. I'm here, and I will give my best as always. I'm working hard; my thoughts are on the team's goals, making a good season.