Assertion: terrestrial planet's moon | /r/HasAspect | similar structure
Facets:
value: to the earth
type: LOCATION
value: to that of the earth
type: OTHER
Source sentences:
text: The Moon has a similar structure to that of the Earth: a solid iron inner core, a liquid outer core, a thick mantle, and a crust of lighter materials on the top.
text: Another puzzle is why the Moon has such a similar composition to the Earth - this is not an obvious consequence of the giant-impact theory.
text: Note that while the moon has similar structure, it doesn’t have an iron core.