Earth (地球 Chikyū?) is a planet featured in the ALDNOAH.ZERO television series. It is the original home world of humanity, including the Martians. It is ruled by the United Earth (UE) government.
Those born on Earth are derogatorily called Terrans (地球人 Chikyūjin?) and Old Humanity by Martians.
First Earth-Mars War
Second Earth-Mars War