-- to use Earth and Solar System input of geophysical fluid dynamics and thermal evolution of solid planets and the tectonic, glacial and volcanic features that shape their surfaces to model and study a wide range of possible planets and moons inside and outside our own Solar System. (carlsaganinstitute.org)
The same idea applies on Earth with respect to heat loss to the interior of solid planet — solids have a minor heat storage role when warming increases. (theinconvenientskeptic.com)
If pulled together, all this material would form a mass smaller than Earth's moon, but the immense gravitational force of Jupiter prevents the bits from coalescing into a solid planet. (discovermagazine.com)