Planets in the solar system
The planets in our solar system revolve around the sun. It is sun’s gravity and pull which make them revolve the planets around the sun. The name of the main planets are here.
The major component of which our solar system planets are made up is Helium and Hydrogen. Other than planets our Solar system and comets too. These comets revolve around other planets and are usually smaller in size like just a few kilometers in diameters.