Assertion: celestial sphere's pole | /r/HasProperty | ncp
Facets:
Source sentences:
text: We extend the rotational axis of the Earth far above the north pole and far below the South Pole, and define the points at which it intersects our celestial sphere as the north and south celestial poles (NCP and SCP).
text: The extensions of the earth's axis through the north pole (NP) and south pole (SP) of the Earth intersect with the north celestial pole (NCP) and the south celestial pole (SCP) , respectively.