Planetary geography, then again known as astrogeology or exogeology, is a planetary science discipline worried about the topography of the heavenly bodies, for example, the planets and their moons, space rocks, comets, and shooting stars. In spite of the fact that the geo-prefix commonly shows subjects of or identifying with the Earth, planetary geography is named as such for verifiable and accommodation reasons; applying geographical science to other planetary bodies. Because of the kinds of examinations included, it is likewise firmly connected with Earth-based geography.