Assertion: planet's core | /r/HasAspect | opportunity
Facets:
value: with a liquid core
type: OTHER
Source sentences:
text: 2004 suggests that in order for Mars to have had a functional dynamo, the Martian core was initially hotter by 150 K than the mantle (agreeing with the differentiation history of the planet, as well as the impact hypothesis), and with a liquid core potassium-40 would have had opportunity to partition into the core providing an additional source of heat.