Exoplanets come in a variety of sizes, from gas giants larger than Jupiter to small, rocky planets about as big as Earth. They can orbit their stars so tightly that a “year” lasts only a few days; they can orbit two suns at once. Each is an entire world. https://exoplanets.nasa.gov/what-is-an-exoplanet/planet-types/overview/ #NASAExoplanets
So far scientists have categorized exoplanets into the following types: Gas giant, Neptunian, super-Earth and terrestrial, but there is complexity within these groups.
