Earth is a terrestrial (rocky) planet, characterized by a solid rocky surface. It is one of the four inner planets of the solar system, along with Mercury, Venus, and Mars, which are all rocky planets
. Earth is the third planet from the Sun and has a moderate climate with liquid water on its surface, which supports life, making it unique among known planets
. In summary, Earth is a rocky terrestrial planet with a solid surface, moderate climate, and the presence of liquid water, distinguishing it from gas giants and ice giants in the outer solar system
