Assertion: terrestrial planet | /r/HasAspect | active hydrosphere
Facets:
Source sentences:
text: Only one terrestrial planet, Earth, is known to have an active hydrosphere.
text: Only one terrestrial planet, Earth, is known to have an active hydrosphere.
text: Only one terrestrial planet, Earth, is known to have an active hydrosphere.
text: Only one terrestrial planet, Earth, is known to have an active hydrosphere.
text: Only one terrestrial planet, Earth, is known to have an active hydrosphere.
text: Only one terrestrial planet, Earth, is known to have an active hydrosphere.