celestial globe

English Thesaurus

1. a globe that is a spherical model of the heavens (noun.artifact)

hypernym	:	globe,
definition	:	a sphere on which a map (especially of the earth) is represented (noun.artifact)

hyponym	:	armilla, armillary sphere,
definition	:	a celestial globe consisting of metal hoops; used by early astronomers to determine the positions of stars (noun.artifact)