convection below the crust.
venus,eath and marst are solid crust
Mercury, Venus, Earth, Mars, and Pluto. Oops! I forgot that Pluto isn't a planet anymore! Guess there's only four.
they are alot of new planets in space that we have found. Planet X Planet Xl, Planet Neplite,Planet Planet Cel
The known coolest planet in outer space is PLUTO.
A rocky planet.
no it is a gas planet.
it is rockey and duty
That planet is Earth.
its location and rockey surface
A gas giant as we cannot see the surface.
neither neptune and uranus is an ice giant
Gas planets such as Jupiter have no crust as they are made primary of hydrogen and helium rather than rock. A terrestrial planet without a crust would not be all that different from a planet with a crust as the difference between the crust and the mantle of a planet has more to do with chemical composition than anything else.
The existence or not of an outer rocky crust above a rocky mantle. A gas planet has no crust.
because when its really Rockey like Pluto its forming to be a durf planet
convection below the crust.
Mason Dixon