The story of a young girl, Earth-chan, our mother planet, who studies at Planetarium College with other planets and stars. She is the only planet to have tiny creatures - humans - inhabiting her hair. Due to such a difference from the other planets, Earth-chan is bullied. And yet, even though the parasitic humans are harming her, she adores them as her little inhabitants. Earth-chan lives a common school life in Planetarium College with her planet friends. She strives to become popular and gain her crush Sun-kun's attention, while a boy from the junior class, Moon-kun, admires her. How will the events shape out? Which boy will Earth-chan end up with? How will humans learn to live in harmony with their mother planet? Find out in these marvellous adventures of Earth-chan and her friends! -- The cover art belongs to tsuyohina, an amazing contemporary artist on deviantart.com.