Multiple realities(covers information from several alternate timelines)
A saucer was a small piece of dishware used to hold a tea cup.
In 2263 of the alternate reality, Montgomery Scott held a tea cup and saucer while hanging out with Keenser on the USS Enterprise. (Star Trek Beyond)
In 2293, Hikaru Sulu drank tea from a tea cup and saucer on the bridge of the USS Excelsior. The dishes eventually broke. (Star Trek VI: The Undiscovered Country)