She's the planet Earth's avatar, her hair is short and light blue as the sea, with some green shapes on it that resemble the continents. She wears a white dress. She has a slim figure with great attributes. She looks gorgeous and adorable, but she's a baddie at heart due to human's being disrespectful to her as a planet. Her eye color is brown. Avatar signifies the material appearance or incarnation of a powerful deity, or spirit on Earth. So, Earth-chan is planet Earth's avatar. She's a 10/10.