Assertion: astronomer | /r/CapableOf | mistake spurious disks
Facets:
value: for the physical bodies of stars
type: TRANSITIVE-OBJECT
Source sentences:
text: Astronomers from Galileo to Jaques Cassini mistook these spurious disks for the physical bodies of stars, and thus into the eighteenth century continued to think of magnitude in terms of the physical size of a star.