UFO baby is a manga about an alien baby and a cat mascot alien went to Earth. Miyu Koduki lives with the Saionjis, after her parents, Miki and Yu, went to United States to work at NASA, and Kanata's father, Hokusho, went to Africa.
Profiles
Miyu Koduki: A student who lives with the Saionjis.
Kanata Saionji: A student who went with Miyu at the same school.
Lu or Lou: Baby extra-teresstrial who has the ability to levitate objects by using his mind.
Guamiau: Cat mascot that can transform into anyone like Kanata's father, Hokusho, and Miyu's mother, Miki.