What planet is the satellite of the earth?

The Moon (English name: Moon, Latin name: Luna) is a spherical celestial body revolving around the earth and a natural satellite of the earth.

The moon is the natural satellite of the earth, which may have been formed about 4.5 billion years ago. Shortly after the formation of the earth, there were several hypotheses about its origin. One that is supported by more factual evidence is the "theory of the origin of the great collision", which is formed by the debris produced by the huge collision between the earth and a celestial body the size of Mars. For 4.5 billion years, the earth has been carrying her daughter and the moon has been accompanying her mother. * * * has experienced a long and ancient age of 4.5 billion years.