The phrase "incident on Zeta Minor" refers to a particular event that occurred on the fictional planet Zeta Minor. Some synonyms for this phrase would include "occurrence on Zeta Minor," "event on Zeta Minor," or "episode on Zeta Minor." Depending on the specific nature of the incident, other phrases could include "disaster on Zeta Minor," "tragedy on Zeta Minor," or even "miracle on Zeta Minor." As these phrases suggest, an "incident on Zeta Minor" could be just about anything, from a major catastrophe to a minor occurrence, and could have serious implications for the inhabitants of the planet or for those who witness the event.