Mare Serenitatis

Lunar mare region on Luna's surface, site of late-story events.

Mare Serenitatis emerges in the Red Rising Saga as a pivotal lunar region that transitions from a mere geographic marker to a strategic battleground in the escalating war for Luna's control. First introduced in Morning Star, this lunar mare becomes the stage for critical late-story confrontations that determine the fate of the Solar Republic's forces. The location symbolizes the final frontier of the Rising's campaign, where the conflict's climax unfolds against the stark lunar landscape.