Assertion: celestial sphere's star | /r/HasAspect | parallax
Facets:
Source sentences:
text: However, fixed stars do have parallax, which is a change in apparent position caused by the orbital motion of the Earth.
text: This massive distance had to be assumed due to the fact that stars were observed to have no parallax, which can only be explained by geocentricity or immense distances which create a parallax too small to be measured.