EntityQ210283· pop 18· linked from 95 articlesSinus RorisSign in to savemoon featureConnectionsLunar outpostEntityMoonConceptLatinEntitygeographic coordinate systemEntitylatitudeEntityArthur C. ClarkeEntitydiameterEntityWernher von BraunEntityApollo programConceptInternational Astronomical UnionEntityalbedoEntityJapan Aerospace Exploration AgencyEntityArtemis programConcepteponymEntitylunar mareEntityMare TranquillitonEntityOceanus ProcellarumEntityselenographyEntityChinese Lunar Exploration ProgramEntityMare SerenitatisEntityCategoriesLQ04 quadrangleMaria on the Moon