Assertion: celestial sphere's star | /r/CapableOf | become circumpolar
Facets:
value: about it
type: OTHER
Source sentences:
text: The south celestial pole appears increasingly high in the sky, and all the stars lying within an increasingly large circle centered on that pole become circumpolar about it.
text: As the observer moves toward the poles, the angles of rising and setting of the stars will tilt closer and closer to the horizon until at the poles, the stars became circumpolar.