Assertion: astronomy | /r/HasProperty | a branch of science
Facets:
value: in the past
type: TEMPORAL
Source sentences:
text: In the past, astronomy was considered to be a branch of science and was closely associated with disciplines such as astronomy, medicine, and alchemy.
text: Astronomy is a branch of science.
text: Astronomy is a branch of science that studies objects outside the atmosphere of Earth, and the motions and nature of these objects.