Assertion: planet's satellite | /r/HasProperty | visible
Facets:
value: easily
type: MANNER
value: to the unaided eye
type: TRANSITIVE-OBJECT
Source sentences:
text: All the irregularly shaped natural satellites, even added together, would also be too small to be visible.
text: In addition, from Bargby’s own claimed observations it can be deduced that when at perigee Bargby’s satellites ought to be visible at first magnitude and thus be easily visible to the unaided eye, yet no-one has seen them as such.