Once upon a time, when all things Star Trek were (mostly) the only game in town, the difference between space ship settings and space station settings seemed mostly amount to: a space ship setting lends itself more to episodic tv, meeting new characters and worlds every week, with the episodes being self contained and thus able to be watched in whatever order, whereas a space station setting favoured more intense and long time depiction of fewer (but detailed) cultures, when it came to the big picture, as well as ongoing relationship developments (when it came to the regular cast).
( Spoilers for all shows named in the tags look at that theory and find it lacking )
The other days
( Spoilers for all shows named in the tags look at that theory and find it lacking )
The other days